IAMAS SESSIONS AND PRESENTATIONS, WEEK 1


MA11A  MATH:100  Mon  0825h
MJS3  Middle Atmosphere:  Dynamics of the Middle Atmosphere
 (joint  with GA)
Presiding: K Hamilton, Princeton Univ; M L Salby, 
           Univ of Colorado

   0825h   INTRODUCTION: R R Garcia,NCAR
   0830h   MA11A-01 INVITED  Equatorial Wave Activity and Its 
                    Relationship to Tropospheric Behavior: *M L 
                    Salby
   0900h   MA11A-02 INVITED  Characteristics of Atmospheric 
                    Waves in the Equatorial Middle Atmosphere 
                    Revealed by Radar and Balloon Observations: *T 
                    Tsuda
   0930h   MA11A-03 Low and High Frequency Waves in the 
                    Equatorial Middle Atmosphere and Their Role 
                    in Driving the Zonal Mean Circulation: *F  
                    Sassi, R R Garcia
   0945h   MA11A-04 Impact of Mesoscale Convectively Generated 
                    Gravity Waves on the Equatorial 
                    Stratospheric Momentum Budget: *L Pfister, 
                    K R Chan
   1000h   Break
   1030h   MA11A-05 Equatorial Semi-Annual and Quasi-Biannual 
                    Oscillations Generated by Gravity Waves: J G 
                    Mengel, K L Chan, *H G Mayr, C O Hines, C A 
                    Reddy, H S Porter
   1045h   MA11A-06 Equatorial Waves in an AMIP Simulation With 
                    ARPEGE GCM: *M  Amodei, D Cariolle, M Deque
   1100h   MA11A-07 Kelvin Waves in the Equatorial Lower 
                    Stratosphere as Revealed by UARS-CLAES 
                    Temperature Data: *M  Shiotani, J  Gille, A  
                    Roche, J  Kumer
   1115h   MA11A-08 Ozone Heating and the QBO: *E  Cordero, T  
                    Nathan
   1130h   MA11A-09 First Results of the MALTED/CADRE Rocket and 
                    Radar Equatorial Dynamics Campaign: *D C 
                    Fritts, D Riggin, J R Isler, R A Goldberg, 
                    F J Schmidlin, E Kudeki, C D Fawcett, M D 
                    Burrage
   1145h   MA11A-10 UARS Observations of Inertial Instability: 
                    *J A Knox, M H Hitchman

MA11B  ENGR:CR2-28  Mon  0830h
MJS14  Climate Variability and Forcing Over the Past Millennium
 (joint  with OS,V)
Presiding: P Y Shen, Univ of Western Ontario; M Q W Jones, 
           Univ of the Witwatersrand

   0830h   INTRODUCTION: H N Pollack,Univ of Michigan
   0835h   MA11B-01 Inference of Ground Surface Temperature 
                    History From Borehole Temperature Data: A 
                    Comparison of Two Inverse Methods: *P Y Shen, 
                    H N Pollack, S Huang
   0855h   MA11B-02 A Regularization Method for Reconstructing 
                    the Climate of the Past Millennium: Several 
                    Examples From Balkan Peninsula: *S G 
                    Kostyanev, V I Dmitriev
   0915h   MA11B-03 Deriving Climate Information From Borehole 
                    Temperatures With a Few-Parameter Estimation 
                    Technique: *S Huang, P Y Shen, H N Pollack
   0935h   MA11B-04 Inference of Ground Surface Temperature 
                    History From Borehole Temperature Data: 
                    Inversion of Logs From Multiple Sites: *H N 
                    Pollack, P Y Shen, S Huang
   0955h   MA11B-05 A Geothermal Climate-Change Observatory: 
                    Initial Results: *S N Putnam, D S Chapman
   1015h   Break
   1045h   MA11B-06 Climate Inferred From Borehole Temperature 
                    Profiles: *J M Hopwood, S Appleyard
   1105h   MA11B-07 Five Centuries of Surface Temperature 
                    History in Australia From Borehole 
                    Temperature Profiles: *H N Pollack, S Huang
   1125h   MA11B-08 Evidence From New Zealand Borehole 
                    Temperatures of the Little Ice Age: *P C 
                    Whiteford, R G Allis, R H Funnel
   1145h   MA11B-09 Ground Surface Temperature History in South 
                    Africa From Inversion of Borehole 
                    Temperature Data: *M Q W Jones, G R J Cooper

MA11C  EC:Arena  Mon  0830h
MJS3  Middle Atmosphere:  Dynamics of the Middle Atmosphere - 
Posters
Presiding: R Garcia, NCAR

   0830h   MA11C-01 POSTER  The Height-Seasonal Structure and 
                    Interannual Variability of Zonal and 
                    Meridional Circulation of Middle Latitude 
                    Lower Thermosphere: A N Fahrutdinova, R A 
                    Ishmuratov
   0830h   MA11C-02 POSTER  The Height-Seasonal Structure of 
                    Mesoscale Turbulence in Upper 
                    Mesosphere-Lower Thermosphere: A N 
                    Fahrutdinova, D S Yasnitsky
   0830h   MA11C-03 POSTER  Comparison of Wind Measurements 
                    Between Yamagawa MF Radar and MU Meteor Radar: 
                    *K Igarashi, I Nishimuta, Y Murayama, T Tsuda, 
                    T Nakamura, M Tsutumi
   0830h   MA11C-04 POSTER  The Height-Seasonal Structure and 
                    Interannual Variability of Zonal and 
                    Meridional Circulation of Middle Latitude 
                    Lower: *Y I Portnyagin, A D Akchurin, E Y 
                    Zhukov, N A Makarov, R G Minullin, O N 
                    Sherstyukov
   0830h   MA11C-05 POSTER  Simultaneous Observation of 
                    Horizontal Winds in the Mesosphere by MF 
                    Partial Reflection Radar and VHF Meteor Wind 
                    Radar: T  Thayaparan, W K Hocking, J  
                    MacDougall
   0830h   MA11C-06 POSTER  Mesospheric Temperature Inversions 
                    With Overlying Nearly Adiabatic Lapse Rate: 
                    An Indication of a Well-Mixed Turbulent Layer: 
                    *J A Whiteway, A I Carswell, W E Ward
   0830h   MA11C-07 POSTER  Vertical Structure of the Free 
                    Rossby Waves in the Presence of 
                    Radiative-Dynamical Feedbacks: *I B Konovalov
   0830h   MA11C-08 POSTER  A Method to Retrieve the Rossby 
                    Waves Parameters in the Middle Atmosphere 
                    From Measurements of Thermal Outgoing 
                    Radiation: *I A Podgorny, G M Shved
   0830h   MA11C-09 POSTER  Nonlinear Aspects of a 
                    Barotropically Unstable Polar Vortex: Flow 
                    Regimes and Tracer Transport: *S  Yoden, K  
                    Ishioka
   0830h   MA11C-10 POSTER  Extra-Tropical QBO Signals in 
                    Angular Momentum and Wave Forcing: *M Baldwin, 
                    K K Tung
   0830h   MA11C-11 POSTER  New Aspects of Wave Disturbances 
                    Over Indian Tropical Atmosphere: *S K Dhaka, 
                    P Kumar, O P Nagpal
   0830h   MA11C-12 POSTER  Effects of Ozone Heating on Forced 
                    Equatorial Kelvin Waves: *R  Echols, T  
                    Nathan
   0830h   MA11C-13 POSTER  Nonellipticity, Kasahara's 
                    Realizability, and Inertial Instability: *J A 
                    Knox
   0830h   MA11C-14 POSTER  Intercomparison of Vertical 
                    Interpolation Methods in the Middle 
                    Atmosphere: *J A Knox
   0830h   MA11C-15 POSTER  Rocket Observation of Wave Structure 
                    in Stratosphere and Lower Mesosphere Near 
                    Equator: S K Dhaka, *P Kumar, O P Nagpal
   0830h   MA11C-16 POSTER  Effect of the QBO and the Mt 
                    Pinatubo Volcanic Eruption on the Gravity 
                    Wave Activity in the Lower Ionosphere: *J 
                    Lastovicka, D Buresova, J Boska
   0830h   MA11C-17 POSTER  On the Possible Role of Changing 
                    CO~K2~L and O~K3~L Mixing Ratios on Period 
                    Length and Variability of the QBO: *C 
                    Marquardt, P Braesicke
   0830h   MA11C-18 POSTER  An EOF-Based Parameterization of QBO 
                    Forcing EP-Fluxes in the Tropical 
                    Stratosphere: *C Marquardt
   0830h   MA11C-19 POSTER  On the Relationship Between the QBO 
                    of Stratospheric Circulation and Ozone 
                    Variations: I V Bugaeva, V V Fedorov, V N 
                    Glazkov, D A Tarasenko
   0830h   MA11C-20 POSTER  Trends of Zonal and Meridional Wind 
                    at High Latitudes From Rocket Data: I V 
                    Bugaeva, D A Tarasenko
   0830h   MA11C-21 POSTER  A Two-Dimensional Non-Stationary 
                    Atmosphere Model for the Height Range 30-150 
                    km: *V V Koshelev, N A Sutyrin
   0830h   MA11C-22 POSTER  The Role of Extratropical 
                    Oscillations in Driving the Intraseasonal 
                    Variability of the Global Atmosphere: *S L 
                    Marcus, J O Dickey
   0830h   MA11C-23 POSTER  The Subtropical Surf Zone and the 
                    "Inner" Tropics: Observations From the 
                    Pacific Lower Stratosphere During ASHOE-MAESA: 
                    *H B Selkirk, M Loewenstein, J Podolske, R 
                    Chan, M Schoeberl, R Rood, K Boering, D Fahey, 
                    M Proffitt
   0830h   MA11C-24 POSTER  Observing Mesopause Dynamics With 
                    Magneto-optical Filters: *B Williams, S 
                    Tomczyk
   0830h   MA11C-25 POSTER  Permanent Monitoring of Measopause 
                    Winds Over Central Europe Obtained From 
                    Total and Partial Reflection Techniques: R 
                    Schminder, D Kurschner, C Jacobi, *G Tetzlaff, 
                    W Singer, P Hoffmann, D Keuer

MA11E  EC:Arena  Mon  0830h
M7  Atmospheric Electrodynamics - Posters
Presiding: R H Holzworth, Univ of Washington

   0830h   MA11E-01 POSTER  Physical Model of the Negative 
                    Downward Lightning Step Formation: A V 
                    Ivanovski, V I Zolotovsky
   0830h   MA11E-02 POSTER  Measurements of the Mobility 
                    Spectrum Versus Agening of Atmospheric Ions: 
                    *S Israelsson, E Knudsen
   0830h   MA11E-03 POSTER  The Spectra of Electron 
                    Concentration Gradients in the Lower 
                    Ionosphere: O G Khutorova, G M Teptin
   0830h   MA11E-04 POSTER  Meteorological and Electrical 
                    Observation of Winter Thunderclouds Around 
                    Hokuriku Coast in Japan: *F Kobayashi, G 
                    Naito, T Shimura, A Wada, T Sakai
   0830h   MA11E-05 POSTER  Sprite Observations Above the U.S. 
                    High Plains: W A Lyons, I T Baker, T E Nelson, 
                    R Armstrong, R Shorter, J R Winckler, R J 
                    Nemzek, P R Malcolm, E R Williams, D 
                    Boccippio
   0830h   MA11E-06 POSTER  Simulation of Lightning Paths in the 
                    Atmosphere Using a Multiple Charge Model: *O 
                    Mendez, O Pinto, I R C Pinto, R B B Gin
   0830h   MA11E-07 POSTER  Diurnal Cycle, Currents, and 
                    Polarity of Cloud-to-Ground Flashes Over a 
                    Tropical Island: *S A Rutledge, W A Petersen
   0830h   MA11E-08 POSTER  Lightning Sferic Signatures With 
                    Precursors: *O Pinto, I R C Pinto, M 
                    Chryssafidis, O Mendes, M Lacerda, R B B Gin, 
                    M M F Saba
   0830h   MA11E-09 POSTER  Characteristics of the Near 
                    Discharges Observed at Singapore: A V Shevts, 
                    A P Nickolaenko, M Hayakawa
   0830h   MA11E-10 POSTER  Peculiarities of Storm-Clouds 
                    Detecting by the Aircraft Radars: *V D 
                    Stepanenko
   0830h   MA11E-11 POSTER  Lightning Transient ULF-VLF Fields 
                    in the Daytime Mesosphere - Low Ionosphere: 
                    *A I Sukhorukov
   0830h   MA11E-12 POSTER  Atmospheric Electricity Measurements 
                    in Thunderclouds at U.C.-Unam Laboratory: *O 
                    Troncoso-Lozada
   0830h   MA11E-13 POSTER  Field Experiments on Laser Triggered 
                    Lightning: D Wang, K Yokoi, Z I Kawasaki, K 
                    Matsuura
   0830h   MA11E-14 POSTER  Electrification of Florida Cumuli 
                    During CaPE: *D W Breed, J E Dye
   0830h   MA11E-15 POSTER  A One Dimensional Lightning 
                    Parameterization: *R Solomon, M Baker
   0830h   MA11E-16 POSTER  Automated Lightning Detection From 
                    DMSP Satellite Imagery: *G Scharfen, K 
                    Knowles, R Swick, R Bauer, S Goodman
   0830h   MA11E-17 POSTER  Field Calibration of Electric Field 
                    Meters at Amundsen-Scott South Pole Station: 
                    *A A Few, E A Bering, J R Benbrook
   0830h   MA11E-18 POSTER  Diurnal and Seasonal Observations of 
                    the Global Electric Circuit From South Pole 
                    Station: *E N Cleary, A A Few, E A Bering, 
                    J R Benbrook, J G Byrne
   0830h   MA11E-19 POSTER  Surface Premelting of Ice and 
                    Thunderstorm Electrification: *B L Mason, J G 
                    Dash, M B Baker, P C Williams

MA11F  EC:Arena  Mon  0830h
M9  Synoptic and Mesoscale Weather Systems in the Polar Regions 
- Posters
Presiding: J Turner, British Antarctic Survey; E Rassmussen, 
           Univ of Copenhagen

   0830h   MA11F-01 POSTER  Large- and Mesoscale Properties of 
                    the Arctic Climate Simulated With a Regional 
                    Atmospheric Climate Model: *K Dethloff, A 
                    Rinke, R Lehmann, C H Christensen, M Botzet, 
                    B Machenhauer
   0830h   MA11F-02 POSTER  Climate, Sensible and Latent Heat 
                    Fluxes, and Snow Temperatures and 
                    Accumulation on the Greenland Crest: *C R 
                    Stearns, G A Weidner
   0830h   MA11F-03 POSTER  Infrared Images South of 40 Deg S at 
                    Three Hourly Intervals for Two Years: *C R 
                    Stearns, J T Young
   0830h   MA11F-04 POSTER  Transport of Surface Ozone Into 
                    Antarctica: *U  Wyputta
   0830h   MA11F-05 POSTER  Utilization of Automatic Weather 
                    Station Data for the Forecasting of High 
                    Wind Speed Events at Pegasus Runway, 
                    Antarctica: *R E Holmes, C R Stearns
   0830h   MA11F-06 POSTER  Fluid Motion Forced by Local Cooling 
                    at the Bottom in a Rotating System: *A Mori
   0830h   MA11F-07 POSTER  The Antarctic Winter Vortex and Its 
                    Relationship to the Surface Slope Winds: *I 
                    Simmonds, R Law
   0830h   MA11F-08 POSTER  Antarctic Snow Record of Southern 
                    Hemisphere Heavy Metal Pollution: *E W Wolff, 
                    E D Suttie
   0830h   MA11F-09 POSTER  Antarctic Mesoscale Cyclone Activity 
                    Adjacent to the Pacific Coast of Antarctica: 
                    *J F Carrasco, D H Bromwich
   0830h   MA11F-10 POSTER  Antarctic Observations of an 
                    Atmospheric Mixed Layer Overlying an Extreme 
                    Surface Temperature Gradient: Surface 
                    Momentum and Heat Flux Dislocations: *P S 
                    Anderson, M J Varley
   0830h   MA11F-11 POSTER  Decadal Change in the Troposphere 
                    Over the South Pole: *W D Neff
   0830h   MA11F-12 POSTER  Influence of the Atmospheric 
                    Circulation in Western Part of the Greenland 
                    Ice Sheet on the Energy and Mass Balance: *O F 
                    Fontaine de Ghelin, H  Gallee

MA11G  ENGR:CR030  Mon  0900h
M9  Synoptic and Mesoscale Weather Systems in the Polar Regions
Presiding: E Rasmussen, Univ of Copenhagen

   0900h   INTRODUCTION: J Turner,BAS
   0910h   MA11G-01 Weather Systems Around the Antarctic 
                    Peninsula During the July 1994 FROST Special 
                    Observing Period: *J Turner, S R Colwell
   0930h   MA11G-02 Vorticity and Divergence Around the 
                    Greenland Crest: *C R Stearns, G A Weidner
   0950h   MA11G-03 Synoptic Background of the High Number of 
                    Precipitation Events in the Late 1970s on 
                    the Antarctic Peninsula: *S R Colwell, J 
                    Turner
   1010h   MA11G-04 Assessment of Scale Limitations on Net 
                    Precipitation Derived From Operational 
                    Numerical Analyses in High Southern Latitudes: 
                    *D H Bromwich, R I Cullather, M L Van Woert
   1030h   Break
   1100h   MA11G-05 The Baroclinic Waves, Rossby Wavetrains, and 
                    Intensity of the Circumpolar Vortex in a 
                    Quasi-Geostrophic Model on a Sphere: H Itoh, 
                    M Kimoto
   1120h   MA11G-06 Precipitation Over Greenland Retrieved by a 
                    Dynamical Method and Its Relation to 
                    Cyclonic Activity and the North Atlantic 
                    Oscillation: *Q Chen, D H Bromwich
   1140h   MA11G-07 Oceanic and Mid-latitude Forcing of the 
                    Polar Circulation: *S  Silberberg
   1200h   MA11G-08 A Study on the 30-60 Day Oscillations in 
                    Tropospheric Circulation Over the Antarctic: 
                    *H L Tanaka, M  Miura

MA11H  ENGR:CR226  Mon  1000h
M7  Thunderstorm Charging:  Lab, Experiment, and Model
Presiding: T C Marshall, Univ of Mississippi

   1000h   INTRODUCTION: R H Holzworth,Univ of Washington
   1005h   MA11H-01 Low Pressure Electrical Discharge Experiment 
                    to Simulate High Altitude Lightning Above 
                    Thunderclouds: *M A Jarzembski, V Srivastava
   1019h   MA11H-02 Thunderstorm Charging From Laboratory Studies: 
                    *C P R Saunders, S L Peck, E R Jayaratne
   1033h   MA11H-03 Relationships Between Lightning Frequency 
                    and Other Thunderstorm Parameters: M B Baker, 
                    H J Christian, *J Latham
   1047h   MA11H-04 An Examination of Thunderstorm Charging 
                    Mechanisms Using a 2D Storm Electrification 
                    Model: *J H Helsdon, W M Wojcik
   1101h   MA11H-05 Rime Density in Electrified Clouds and in 
                    the Laboratory: A Variable Quantity in the 
                    Temperature-Liquid Water Content Diagram: E 
                    Williams, R Zhang
   1115h   MA11H-06 Aircraft Measurements of Ice and Electrical 
                    Evolution in Regions of Vertical Shear in 
                    Convective Cloud: *J Hallett, R Black, P 
                    Willis
   1129h   MA11H-07 INVITED  The Role of Precipitation in 
                    Thunderstorm Charge Structure: *M G Bateman, 
                    W D Rust, B F Smull, T C Marshall

MA12A  MATH:100  Mon  1330h
MJS3  Middle Atmosphere:  Dynamics of the Middle Atmosphere
 (joint  with GA)
Presiding: A K Smith, NCAR; M McIntyre, Univ of Cambridge

   1330h   MA12A-01 INVITED  Mean Circulations Inferred From 
                    HRDI Mesospheric and Lower Thermospheric 
                    Winds: *R S Lieberman
   1400h   MA12A-02 Tides and Planetary Waves in the Mesosphere 
                    and Lower Thermosphere During January 1993: 
                    *M E Hagan
   1415h   MA12A-03 Seasonal Observations of the Mesosphere 
                    Inversion Layer Over Logan, Utah: *J  
                    Meriwether, X  Gao, V  Wickwar, T  Wilkerson, 
                    S  Collins
   1430h   MA12A-04 Seasonal Lidar Observations of the 
                    Mesosphere and Lower Thermosphere Thermal 
                    Structure: *J  Meriwether, X  Gao, V  Wickwar, 
                    T  Wilkerson, S  Collins, C Y She, S  Chen, 
                    D  Kreuger
   1445h   MA12A-05 Observation and Numerical Modelling of the 
                    Mesospheric Temperature Inversion Layers: *T 
                    Leblanc, A Hauchecorne
   1500h   Break
   1530h   MA12A-06 Wave-Activity Conservation Laws and 
                    Stability Theorems for Semi-Geostrophic 
                    Dynamics: P J Kushner, T G Shepherd
   1545h   MA12A-07 3D-Propagation Patterns Between the 
                    Troposphere and Stratosphere: *G Schmitz, N 
                    Grieger
   1600h   MA12A-08 Dynamical and Climatological Aspects of the 
                    Subtropical Anticyclones in the Subtropical 
                    Upper Troposphere and Lower Stratosphere: *G A 
                    Postel, M H Hitchman
   1615h   MA12A-09 Correlative Observations of Two-Day Wave 
                    Structure, Variability, and Wave-Mean Flow 
                    Interactions in the Middle Atmosphere: *D C 
                    Fritts, J R Isler, T Nakamura, T Tsuda, M D 
                    Burrage, R A Vincent
   1630h   MA12A-10 Phase Stability of the Mesospheric 
                    Quasi-Two-Day-Wave: *G J Fraser
   1645h   MA12A-11 Vertical Structure of the Midlatitude 
                    Temperature From Stratosphere to Mesopause 
                    (30-105 km): *C Y She, J R Yu, D A Krueger, R 
                    Roble, P K A Hauchecorne, M L Chanin

MA12B  ENGR:CR2-28  Mon  1330h
MJS14  Climate Variability and Forcing over the Past Millennium
 (joint  with OS,V)
Presiding: J Safanda, Inst of Geophysics; A Judge, 
           Geological Survey of Canada

   1330h   MA12B-01 Climate Reconstruction Using Borehole 
                    Temperature Data: A Comparison of Borehole 
                    Temperature Models With Climate Data: A Judge, 
                    J A Majorowicz
   1350h   MA12B-02 The Geothermal Gradient and Climate Change: 
                    *W D Gosnold, W L Schmidt, P E Todhunter
   1410h   MA12B-03 Evidence for Climatic Warming in North 
                    America From Analysis of Borehole 
                    Temperatures II: Review: *D Deming
   1430h   MA12B-04 Climate Change: Calibrating Ground Surface 
                    Temperature Histories Determined From 
                    Borehole Temperature Profiles Against the 
                    Historical Climatology Network in Utah: *R N 
                    Harris, D S Chapman
   1500h   Break
   1530h   MA12B-05 Climate Change Inferred From Borehole 
                    Temperatures: Examples From Central Europe 
                    and Russia: *J Safanda, L Bodri, V Cermak, 
                    D S Chapman, H N Pollack
   1550h   MA12B-06 Borehole Temperatures and Climate Change in 
                    Albania: *A Frasheri
   1610h   MA12B-07 Climate and Hydrogeologic Signatures Derived 
                    From Temperature Logs Within Belarus: V I Zui, 
                    V M Markarenko
   1630h   MA12B-08 Climate Change Studies Using Geothermal Data 
                    From the Russian Platform: *V B Svalova
   1650h   MA12B-09 Warming in the Northern Urals in 18th 
                    Century Inferred From Geothermal Measurements: 
                    *D  Demezhko, D  Ryvkin, Y  Khachay, V  
                    Schapov

MA12C  ENGR:CR2-26  Mon  1330h
M7  Lightning and Thunderstorm
Presiding: V P Idone, SUNY Albany; H J Christian, NASA Marshall

   1330h   MA12C-01 The Electrical Development of CaPE Storms: 
                    *M J Murphy, E P Krider, A R Jameson
   1344h   MA12C-02 Synchronized Multipoint Measurements of 
                    Lightning Electric Field Changes: T Ushio, D 
                    Wang, *Z I Kawasaki, K Matsu-ura
   1358h   MA12C-03 The Optical Transient Detector: First Results: 
                    *H J Christian, S J Goodman, R J Blakeslee, 
                    W J Koshak, D M Mach, W L Boeck
   1412h   MA12C-04 Lightning and Rainfall Maps of the United 
                    States for Climate and Hydrology Studies: R 
                    Raghavan, D Buechler, M Smith, P Meyer, *S 
                    Goodman
   1426h   MA12C-05 Thunderstorm Centers Observed in the Oceans: 
                    A V Shevts, A P Nickolaenko, M Hayakawa
   1440h   MA12C-06 Cloud to Ground Lightning Measurements in 
                    Brazil Using LPATS: *O Pinto, R B B Gin, 
                    I R C Pinto, O Mendes, J H Diniz, A M 
                    Carvalho
   1454h   MA12C-07 Performance Evaluation of the National 
                    Lightning Detection Network in the Vicinity 
                    of Albany, New York: *V P Idone, P K Moore, 
                    R W Henderson, P S Jamason
   1508h   Break
   1530h   MA12C-08 Observations of Gamma-Ray Flashes of Upper 
                    Atmospheric Origin: G J Fishman, R Mallozzi, 
                    J M Horack, G N Pendleton, *S J Goodman, H J 
                    Christian, P J Meyer
   1544h   MA12C-09 Simultaneous Measurements of X-Rays and 
                    Electric Fields in Thunderstorms: *K B Eack, 
                    W H Beasley, W D Rust, T C Marshall
   1558h   MA12C-10 INVITED  Lightning Leaders and Return 
                    Strokes: An Electrodynamic Picture: *J E 
                    Borovsky
   1623h   Discussion

MA12D  ENGR:CR030  Mon  1330h
M9  Synoptic and Mesoscale Weather Systems in the Polar Regions
Presiding: D Bromwich, Ohio State Univ

   1330h   MA12D-01 Influence of the Antarctic Peninsula on 
                    Simulated Cyclones: *K M Hines, D H Bromwich, 
                    D H Elliot
   1350h   MA12D-02 Polar Vortex Bifurcation: *S  Silberberg
   1410h   MA12D-03 Atmospheric Water Characteristics in Polar 
                    Cloud Systems as Determined From Satellite 
                    Data: *G Liu, J A Curry
   1430h   MA12D-04 Stages in the Energetics of Baroclinic 
                    Systems: I Orlanski, J P Sheldon
   1450h   Discussion
   1510h   Break
   1540h   MA12D-05 Antarctic Meteorology Forecast Center: *B B 
                    Sinkula, C R Stearns
   1600h   MA12D-06 Forcasting Synoptic and Mesoscale Weather 
                    Systems at Rothera Station, Antarctica: J 
                    Turner, S Wattam
   1620h   MA12D-07 Fields of Integrated Water Vapor, 
                    Precipitation, and Wind in Southern Ocean 
                    Mesocyclones: *L A McMurdie, C Claud, N 
                    Mognard
   1640h   MA12D-08 Observations in Polar Regions Using GOES-8 
                    Imagery: *J F W Purdom
   1700h   MA12D-09 Synoptic Climatologies of Cold Air 
                    Mesocyclones in the Subantarctic: *A M 
                    Carleton, Y Song

MA21A  EC:Arena  Tues  0830h
MJS3  Middle Atmosphere: Dynamics of the Middle Atmosphere - 
Posters (joint  with GA)
Presiding: R Garcia, NCAR

   0830h   MA21A-01 POSTER  Three-Dimensional Visualisation of 
                    the Evolution of Stratospheric Circulation 
                    Throughout the Northern Winter: *G Watson, A 
                    Pardaens
   0830h   MA21A-02 POSTER  The Estimation of Energy Deposit of 
                    Long-Period Internal Gravity Waves at the 
                    Mesopause Height: *P P Ammosov, G A 
                    Gavrilyeva
   0830h   MA21A-03 POSTER  Turbulence, Scattering Structure, 
                    and Wind Observations on the MU Radar Using 
                    Multiple Antenna FDI: *W O J Brown, S  Fukao, 
                    M  Yamamoto
   0830h   MA21A-04 POSTER  A Kind of Exciting Mechanism of 
                    Gravity Waves in Middle Atmosphere During 
                    Stratospheric Sudden Warming and Its 
                    Numerical Simulation: *J Z Chen
   0830h   MA21A-05 POSTER  High-Resolution Observations of 
                    Stratospheric Dynamics With the NASA 
                    Goldstone Solar System Radar: *J Y N Cho, R F 
                    Jurgens, M A Slade
   0830h   MA21A-06 POSTER  MU Radar Measurements of the 
                    Parameters of Spectral Harmonics of Internal 
                    Gravity Waves in the Middle Atmosphere: *N M 
                    Gavrilov, S Fukao, T Nakamura, T Tsuda, M D 
                    Yamanaka, M Yamamoto
   0830h   MA21A-07 POSTER  Climatology of Internal Gravity 
                    Waves in the Middle Atmosphere Over Saskatoon: 
                    *N M Gavrilov, A H Manson, C E Meek
   0830h   MA21A-08 POSTER  Semi-empirical Statistical Model of 
                    Random Internal Gravity Waves in the Middle 
                    Atmosphere: *N M Gavrilov, A S Medvedev
   0830h   MA21A-09 POSTER  Lidar Observations of Gravity Wave 
                    Activity in the Upper Stratosphere Above 
                    Toronto: *J A Whiteway, A I Carswell
   0830h   MA21A-10 POSTER  Troposphere-Stratosphere Research 
                    Using the Arecibo Differential Absorption 
                    Lidar: *S  Nossal, C  Tepley, J  Friedman, J  
                    Cho, P  Castleberg

MA21B  ENGR:CR 2-28  Tues  0950h
MJS14  High-Resolution Records of Volcanism and Climate Forcing 
(A) (joint  with OS,V)
Presiding: G Zielinski, Univ of New Hampshire; S Self, 
           Univ of Hawaii

   0950h   INTRODUCTION: G Zielinski,Univ of New Hampshire
   1000h   MA21B-01 INVITED  A Comparison of High-Resolution 
                    Volcanic-Sulfate Records From the Greenland 
                    GISP2 and Antarctica Siple Station and Dyer 
                    Plateau Ice Cores: G A Zielinski, *J Cole-Dai
   1020h   MA21B-02 A New Volcanic Index Based on Ice Cores: *A  
                    Robock, M P Free
   1040h   MA21B-03 Agung Aerosols and the Ice Core Record in 
                    1963-64: *S Self, G A Zielinski
   1100h   MA21B-04 Vostok (Antarctic) Record of Volcanic Events 
                    From 62,000 to 82,000 yrs BP Inferred From 
                    ECM and Chemistry: *J R Petit, M Legrand, I 
                    Basile, M Paterne, F Guichard, N I Barkov, V 
                    Lipenkov, J Jouzel
   1120h   MA21B-05 Volcanic Fallout Signals in a Law Dome Ice 
                    Core Over the Last 800 Years: S Woon
   1140h   MA21B-06 1200 Years of Volcanism Revealed by Eight 
                    North Greenland Ice Cores: *J C Moore, A 
                    Friedmann, T Thorsteinsson, J Kipfstuhl
   1200h   MA21B-07 A Cosmogenic Beryllium Indicator of Aerosols 
                    in the Stratosphere: *J L Jirikowic, R M 
                    Kalin, A T Armstrong
   1220h   Discussion

MA21C  MATH:Room 100  Tues  1000h
MJS3  Middle Atmosphere: Dynamics of the Middle Atmosphere
 (joint  with GA)
Presiding: S K Avery, Univ of Colorado, Boulder

   1000h   MA21C-01 INVITED  Modeling of Gravity Wave Breaking: *O 
                    Andreassen
   1030h   MA21C-02 INVITED  Gravity Wave Drag: The Mesoscale 
                    Response: *D R Durran
   1100h   MA21C-03 Gravity Wave Breaking in the Mesosphere and 
                    Lower Thermosphere: *J  Prusa, R R Garcia, 
                    P K Smolarkiewicz
   1115h   MA21C-04 Three Dimensional Simulations of 
                    Kelvin-Helmholtz Billows and Secondary 
                    Instabilities: *T L Palmer, D C Fritts, O  
                    Andreassen
   1130h   MA21C-05 INVITED  On the Propagation and Dissipation 
                    of Middle Atmospheric Gravity Wave Spectra: 
                    C D Warner, *M E McIntyre

MA21D  ENGR:CR 2-26  Tues  0830h
M7  Troposphere - Mesosphere Interaction - Sprites
Presiding: W A Lyons, Mission Research/ASTER

   0830h   MA21D-01 ELF/ULF Fields in Local and Global Circuits: 
                    *L Hale
   0844h   MA21D-02 A Finite Element Simulation of Lightning 
                    Induced Field Changes That Possibly Cause 
                    Sprites and Blue Jets: M E Baginski, A 
                    Scottedward Hodel
   0858h   MA21D-03 INVITED  Ionospheric Heating and Breakdown 
                    by Lightning EMP: *R F Fernsler, H L Rowland, 
                    P A Bernhardt
   0923h   MA21D-04 Electric Field Measurements Above Mesoscale 
                    Convective Systems: *T C Marshall, M 
                    Stolzenburg
   0937h   MA21D-05 Are VLF RORDs and Optical Sprites Produced 
                    by the Same Cloud-to-Ionosphere Discharges 
                    (CIDs)?: *R L Dowden, J B Brundell
   0951h   MA21D-06 VHF Structure of High Current Positive 
                    Cloud-to-Ground Lightning Flashes: *L M Maier, 
                    M W Maier
   1005h   MA21D-07 Electromagnetic Radiation of Lightning 
                    Discharges and Heating of the Lower 
                    Ionosphere: A P Nickolaenko, M Hayakawa

MA21E  EC:Arena  Tues  0830h
M1 Meteorology and Atmospheric Science - General - Posters
Presiding: P Taylor, York Univ

   0830h   MA21E-01 POSTER  Interannual Variability of the 
                    Tropospheric Circulation in the Southern 
                    Hemisphere: *H  Aoki, M  Shiotani, I  Hirota
   0830h   MA21E-02 POSTER  On a New System of Filter Equations 
                    Associated With Optimal Initialization and 
                    Relevant Comments About Hydrostatic and 
                    Non-hydrostatic Numerical Weather Prediction: 
                    *H Baussus von Luetzow
   0830h   MA21E-03 POSTER  Validation of the HIRHAM Limited 
                    Area Regional Climate Model Over Europe: *O 
                    Bossing Christensen, J 
                    Hesselbjerg Christensen
   0830h   MA21E-04 POSTER  Features of Summer Monsoon Onset 
                    Over South China Sea: *L X Chen, Y Song
   0830h   MA21E-05 POSTER  The Application of the Aliased 
                    Spectral Model: *X S Chen
   0830h   MA21E-06 POSTER  Variability in the EUGCM and 
                    Comparison to Stratospheric Variability 
                    Observed by SSU: *P D Clark
   0830h   MA21E-07 POSTER  Aspects of Low and Ultra-low 
                    Frequency Atmospheric Variability as 
                    Simulated by a Three Level Quasi-geostrophic 
                    Model: *S Corti, F Molteni, S Tibaldi
   0830h   MA21E-08 POSTER  The Problem of Calculation of 
                    Satellite Braking in the Earth Atmosphere: 
                    M G Deminov, E V Nepomniashchaya, *V N 
                    Obridko, B D Shelting, V N Shubin, V A 
                    Chizhenkov
   0830h   MA21E-09 POSTER  Heliometeorological Weather Control 
                    Zones: I V Dmitrieva, *V N Obridko, V N 
                    Oraevsky, E P Zaborova
   0830h   MA21E-10 POSTER  Chemical Composition of Snow as a 
                    Function of Atmospheric Composition: *F 
                    Domine, E Thibert, C J Liu, L Chaix
   0830h   MA21E-11 POSTER  Instability of Permafrost 
                    Temperature Field in West Siberia: *A D 
                    Duchkov
   0830h   MA21E-12 POSTER  Climate Variability in the Rio de la 
                    Plata Basin Displayed by the Rivers 
                    Discharges: *N O Garcia, W M Vargas
   0830h   MA21E-13 POSTER  Convection Waves: A Summary of Field 
                    Investigations: *R L Grossman, J P Kuettner
   0830h   MA21E-14 POSTER  An Empirical Inverse Model of a 
                    Global Climate Model: *S E Haupt, G 
                    Branstator
   0830h   MA21E-15 POSTER  Low-Frequency Oscillation of 
                    Rainfall in Pre-summer Rainy Season in South 
                    China: *Y He, C Guan
   0830h   MA21E-16 POSTER  Anomalies of Ozone Layer and 
                    Stratospheric Angular Momentum: *E A Jadin
   0830h   MA21E-17 POSTER  Studies on Mass-Conservation in 
                    Atmospheric Spectral Model: *C Jiabin, S 
                    Jingjun
   0830h   MA21E-18 POSTER  Advances in Long-Range Weather 
                    Forecasting in China: *Z Jijia
   0830h   MA21E-19 POSTER  A Full Particle in Cell Numerical 
                    Integration Method Tested for the Shallow 
                    Water Equations: *E  Kaas, A Guldberg, P 
                    Lopez
   0830h   MA21E-20 POSTER  Behaviors of a Subtropical 
                    Convergence Zone in an Aqua-Planet Model: *Y M 
                    Kodama
   0830h   MA21E-21 POSTER  Potential Vorticity as an Indicator 
                    of Atmospheric Seasonal Variability: *M V 
                    Kurganskiy, D S Prikazchikov
   0830h   MA21E-22 POSTER  An Evaluation of the Global Water 
                    Vapor Distribution Using the NVAP Data Set 
                    and ECMWF Analyses: *C E Lietzke, G G 
                    Campbell, T H Vonder Haar
   0830h   MA21E-23 POSTER  Role of the Asian Summer Monsoon in 
                    the Variations of the Atmospheric 
                    Circulation Over the Northern Hemisphere: *J 
                    Liren, L Weibiao
   0830h   MA21E-24 POSTER  Development of a Madden-Julian 
                    Oscillation Along the South Pacific 
                    Convergence Zone; Observations and Simple 
                    Modelling: *A J Matthews, B J Hoskins
   0830h   MA21E-25 POSTER  Studies on Transport of Sulphur 
                    Pollutants in East Asia: *H Meiyuan, H 
                    Dongyuan, X Huaying, Z Ling, W Zifa
   0830h   MA21E-26 POSTER  The Applicability of the 
                    Plane-Parallel Cloud Assumption to the 
                    Retrieval of Cloud Microphysical Properties: 
                    *W O'Hirok, C Gautier
   0830h   MA21E-27 POSTER  Large-Scale Flows Driven by Helical 
                    Turbulence: *A S Petrosyan
   0830h   MA21E-28 POSTER  Internal Wave Breaking and the 
                    Nonlinear Critical Layer: *N G Potylitsine, 
                    W R Peltier
   0830h   MA21E-29 POSTER  Extremely Hot July 1994 and a Global 
                    Warming: *V Seifert, V Bruzek
   0830h   MA21E-30 POSTER  Planetary-Scale Features Associated 
                    With the Onset and Maintenance of the East 
                    Asian Summer Monsoon Over South China: C H So, 
                    *C C L Chan
   0830h   MA21E-31 POSTER  Indonesia Awareness on Environmental 
                    Problems: *J Soegijo, A Sudibyo
   0830h   MA21E-32 POSTER  Low-Frequency Atmospheric Dynamics 
                    and Monthly Weather Forecasting: *D M 
                    Sonechkin
   0830h   MA21E-33 POSTER  Simulation of the January 1994 
                    Bushfires Over Eastern New South Wales Using 
                    a High Resolution NWP Model: *M Speer, L 
                    Leslie
   0830h   MA21E-34 POSTER  The Research of Synoptic System and 
                    Severe Weather Over the Tibet: *G Sun
   0830h   MA21E-35 POSTER  The Investigation and Application of 
                    Low-Frequency Synoptical Chart: G Sun, C Li
   0830h   MA21E-36 POSTER  Response to Reductions in Northern 
                    Hemisphere Snow Fields: *D J Walland, I 
                    Simmonds
   0830h   MA21E-37 POSTER  Interaction of a Tropical 
                    Cyclone-like Vortex With an Idealized ITCZ: Y 
                    Wang, G J Holland
   0830h   MA21E-38 POSTER  Mechanism of Seasonal Variation of 
                    the Length of Day Caused by Wind Stress at 
                    the Surface of the Global Ocean: *M K 
                    Yoshioka, R Kimura
   0830h   MA21E-39 POSTER  Experimental Study on the Schemes of 
                    Times and Initial Field Filter for the 
                    Seasonal Forecasts of an Anomaly Model: W 
                    Yunkuan, H Ronghui, L Benda
   0830h   MA21E-40 POSTER  Southwest Monsoon and the Genesis of 
                    Typhoon: *L Zengzhong
   0830h   MA21E-41 POSTER  An Experimental Study on Monthly 
                    Numerical Weather Prediction: *D Zhang, L Ji, 
                    J Li
   0830h   MA21E-42 POSTER  Characteristics of MMCs Induced by 
                    Various Forcing Factors and Their 
                    Contributions to Systematic Errors of NWP 
                    Model: *S Zhang, H Liu
   0830h   MA21E-43 POSTER  The Climatic Characteristics of Hail 
                    Damage and the Hail Suppression System in 
                    Xinjiang: *G Ziyi

MA21F  ENGR:CR0-30  Tues  1000h
M9  Synoptic and Mesoscale Weather Systems in the Polar Regions
Presiding: J Turner, British Antarctic Survey

   1000h   MA21F-01 The Development of Polar Lows Near the R/V 
                    Nathaniel B. Palmer on 5 September 1993: *B B 
                    Sinkula, L M Keller
   1020h   MA21F-02 The Formation of a Sub-synoptic Low and an 
                    Associated Cold Front in the Northern Fram 
                    Strait During CEAREX: *E A Rasmussen, P Guest, 
                    K Davidson
   1040h   MA21F-03 A Polar Low Outbreak: Mesoscale Evolution 
                    and Large Scale Forcing: *T D Hewson, G C 
                    Craig, C H Bishop, C Claud
   1100h   MA21F-04 An Early-Autumn Polar Low Formation Over the 
                    Norwegian Sea: *N W Nielsen
   1120h   MA21F-05 Influence of the Atmospheric Circulation in 
                    Western Part of the Greenland Ice Sheet on 
                    the Energy and Mass Balance: *O F de Ghelin, 
                    H  Gallee
   1140h   MA21F-06 Simulations of an Ice Edge Polar Low in the 
                    East Greenland Sea: *J S Tilley, J A Curry

MA21G  ENGR:CR 2-26  Tues  1045h
M7  DC Global Circuit
Presiding: C Price, Lawrence Livermore National Lab

   1045h   MA21G-01 Global Electric Circuit and the Environment: 
                    *B Vonnegut, H H Jonsson
   1059h   MA21G-02 Using the Global Electric Circuit in the 
                    Study of Tropospheric Chemistry: *C Price, J 
                    Penner, M Prather
   1113h   MA21G-03 The Relationship of Ionospheric Potential to 
                    Global Temperature: *R Markson, C Price, E 
                    Williams, D Boccippio
   1127h   MA21G-04 Global Stratospheric Electric Field and 
                    Current Density Variations: *R H Holzworth, 
                    E A Bering, J R Benbrook, K Lee, A A Few, E N 
                    Cleary, G J Byrne, A Kadokura
   1141h   MA21G-05 Solar Wind Forcing of the Global Electric 
                    Circuit, and Apparent Responses of Weather 
                    and Climate: *B A Tinsley, M W Kirkland
   1155h   MA21G-06 Impact of the Electrode Effect on the 
                    Long-Wire Antenna Measurement of the 
                    Atmospheric Electric Current Density: H 
                    Tammet, *S Israelsson, E Knudsen, T J Tuomi

MA22A  MATH:Room 100  Tues  1330h
MJS3  Middle Atmosphere: Dynamics of the Middle Atmosphere
 (joint  with GA)
Presiding: R Vincent, Univ of Adelaide; B A Boville, NCAR

   1330h   MA22A-01 Gravity Waves Simulated by a General 
                    Circulation Model: *Y  Miyoshi, S  Miyahara
   1345h   MA22A-02 Observed Correlation of Longitudinal 
                    Variations in Stratospheric and Mesospheric 
                    Winds: *A K Smith
   1400h   MA22A-03 Seasonal Variation of Turbulence as Measured 
                    by In, Situ Techniques: *F J Lubken, J 
                    Giebeler
   1415h   MA22A-04 Momentum Fluxes Over Adelaide, Australia 
                    (36~Lo~KS, 128~Lo~KE) During The Two Day Wave: 
                    *D J Murphy
   1430h   MA22A-05 Mesospheric Gravity Wave Measurements During 
                    ALOHA-93 and the GUARA Dip Equator Campaigns: 
                    *M J Taylor, H Takahashi
   1445h   MA22A-06 A New French Rayleigh Lidar System for 
                    Aerosols, Density, and Temperature 
                    Measurements Over la Reunion Island 
                    (21~Lo~KS-55~Lo~KE): *H Bencherif, G Megie, A 
                    Hauchecorne, J Leveau, P Keckhut
   1500h   MA22A-07 Imaging Doppler Interferometry and the 
                    Volume Scattering Hypothesis: *R G Roper, J W 
                    Brosnahan
   1515h   Break
   1545h   MA22A-08 INVITED  Middle Atmosphere Climatology as 
                    Simulated by General Circulation Models: *K 
                    Hamilton
   1615h   MA22A-09 Realistic Climatology of a 
                    Highly-Interactive Stratospheric Model: *J S 
                    Kinnersley
   1630h   MA22A-10 A Further Analysis on Internal Variability 
                    in a Perpetual January Integration of a 
                    Troposphere-Stratosphere-Mesosphere GCM: *S  
                    Yoden, Y  Naito, S  Pawson
   1645h   MA22A-11 Sudden Stratospheric Warmings in a General 
                    Circulation Model and in Observations: *E 
                    Manzini
   1700h   MA22A-12 Interannual Variability in the Northern 
                    Hemisphere Stratosphere of the Berlin TSM-GCM: 
                    *S Pawson, U Langematz, J Perlwitz
   1715h   MA22A-13 Simulation of the Southern Hemisphere 
                    Stratosphere in the Berlin TSM-GCM: *U 
                    Langematz, S Pawson

MA22B  ENGR:CR 2-28  Tues  1340h
MJS14  High-Resolution Records of Volcanism and Climate Forcing 
(B) (joint  with OS,V)
Presiding: G Zielinski, Univ of New Hampshire; S Self, 
           Univ of Hawaii

   1340h   MA22B-01 INVITED  Tree-Ring Evidence of the 
                    Widespread Effects of Explosive Volcanic 
                    Eruptions: *P D Jones, K R Briffa
   1400h   MA22B-02 Tree-Ring Evidence for Regional Cooling 
                    Following Major Volcanic Events: G C Jacoby, 
                    *R D D'Arrigo
   1420h   MA22B-03 Synoptic Dendroclimatology of Frost-Damage 
                    Events and Seasonal Temperature Responses in 
                    Western United States Following Climatically 
                    Effective Eruptions: *K K Hirschboeck, F  Ni
   1440h   MA22B-04 The Use of Upper Treeline Chronologies in 
                    Reconstructing the Magnitude of Past 
                    Volcanic Eruptions: *L A Scuderi
   1500h   Break
   1530h   MA22B-05 A New Volcanism/Climate Connection: 
                    Tropospheric SO~K2~L Greenhouse Effect From 
                    the Laki (Iceland) 1783 Fissure Eruption: *M R 
                    Rampino, T Thordarson, S Self
   1550h   MA22B-06 Micro-tephra in the GISP2 Ice Core and 
                    Implications for Volcanic Forcing of Climate 
                    in the Early 17th Century: *G A Zielinski, 
                    M S Germani
   1610h   MA22B-07 Magnetic Susceptibility, Tephra Deposits, 
                    and Laminated Sediments: A Climate and 
                    Volcano Eruption Record From Skilak Lake, 
                    Alaska: *D B Stone, J  Beget, J  Abramson
   1630h   MA22B-08 Recognizing Ancient Sulfur-Rich Eruptions: 
                    Lessons From Pinatubo, El Chichon, and Mount 
                    St. Helens: *J S Pallister, G P Meeker, J F 
                    Luhr

MA22C  ENGR:CR2-26  Tues  1330h
M7  AC Global Circuit
Presiding: E R Williams, MIT

   1330h   MA22C-01 INVITED  The Characteristics and Location of 
                    the Sources of Large-Amplitude ELF 
                    Atmospherics: C P Burke, *D L Jones
   1355h   MA22C-02 Maps of Global Lightning Distribution 
                    Inferred From Schumann Resonance: S Heckman, 
                    E Williams
   1409h   MA22C-03 Monitoring Schumann-Resonances: Daily and 
                    Seasonal Frequency - Amplitude Variations 
                    and an Extraordinary Event: *G Satori
   1423h   MA22C-04 Diurnal Frequency Variations of the First 
                    Schumann Resonance Mode and Characteristics 
                    of Global Lightning: A P Nickolaenko, L M 
                    Rabinowicz
   1437h   MA22C-05 Simultaneous Measurements of Schumann 
                    Resonance Amplitude in Japan and in the 
                    United States: M Hayakawa, E Williams
   1451h   MA22C-06 On the Nonmonotonic Spectrum Behavior of ELF 
                    Atmospheric Noise (ELF Evening Emissions): 
                    O A Molchanov, A P Nickolaenko, V A Rafalsky, 
                    A Y Schecotov, *M Hayakawa
   1505h   MA22C-07 Effective Ionosphere Height Evaluation From 
                    Analysis of ELF-VLF Atmospherics: *V A 
                    Rafalsky, A P Nickolaenko, M Hayakawa
   1519h   MA22C-08 Long Baseline Observations of Schumann 
                    Resonances: *D D Sentman, M J Heavner, E R 
                    Williams
   1533h   MA22C-09 What Lightning Type Dominates the Excitation 
                    of Schumann Resonances?: E R Williams, D J 
                    Boccippio, J Susskind, D D Sentman, R Boldi

MA22D  ENGR:CR0-30  Tues  1300h
M9  Synoptic and Mesoscale Weather Systems in the Polar Regions
Presiding: A Carleton, Penn State Univ

   1300h   MA22D-01 Possible Impact of Atmospheric CO~K2~L 
                    Increase on the Mesocyclonic Activity in the 
                    Ross Sea, Antarctica: *H  Gallee
   1320h   MA22D-02 Instability of a Front With a Layer of 
                    Uniform Potential Vorticity: *K Iga
   1340h   MA22D-03 Simulation of Summertime Arctic Stratus With 
                    a Mesoscale Model: *J Pinto, J Curry
   1400h   MA22D-04 Simulation of Sudden Katabatic Wind 
                    Cessation Observed in Adelie Land During IAGO: 
                    *H  Gallee, P  Pettre
   1420h   MA22D-05 Seasonal Surface Pressure Changes Over 
                    Antarctica: *T R Parish, Y Wang, D H Bromwich
   1440h   MA22D-06 Dynamics of the Katabatic Wind Confluence 
                    Zone Near Siple Coast, West Antarctica: Z Liu, 
                    *D H Bromwich
   1500h   Break
   1530h   MA22D-07 The Role of Complex Topography on Simple 
                    Slope Flows on the South Polar Plateau: *J J 
                    Cassano, C R Stearns
   1550h   MA22D-08 Mesoscale Cyclogenesis Along the Greenland 
                    Coasts Linked to Katabatic Winds: *E A 
                    Rasmussen
   1610h   MA22D-09 Tropospheric and Mesoscale Circulation 
                    Patterns Related to Barrier and Katabatic 
                    Winds at Terra Nova Bay Station, Antarctica: 
                    *G Frustaci, A Pellegrini

MA31A  EC:Arena  Wed  0830h
MJS2  Equatorial Atmosphere and Ionosphere Interaction - Posters
 (joint  with GA)
Presiding: R A Vincent, Univ of Adelaide

   0830h   MA31A-01 POSTER  Intraseasonal Oscillations of the 
                    Equatorial Mesosphere and Lower 
                    Thermosphere: Direct Evidence of Gravity - 
                    Wave Coupling Between the Lower and Upper 
                    Atmosphere?: *S D Eckermann, R A Vincent
   0830h   MA31A-02 POSTER  Observed Characteristics of Waves 
                    and Tides Near the Equator: *D Riggin, D C 
                    Fritts, T Nakamura, T Tsuda, A Shimizu, R A 
                    Vincent
   0830h   MA31A-03 POSTER  Influence of Equatorial Middle 
                    Atmosphere on the Ionosphere Currents: *R 
                    Rajaram
   0830h   MA31A-04 POSTER  Airglow Imaging Investigations of 
                    Thermosphere-Ionosphere Coupling Near the 
                    Equator: *M Colerico, D Nottingham, M 
                    Mendillo, J Scali
   0830h   MA31A-05 POSTER  Spectrometric and Imaging 
                    Measurements of a Spectacular Gravity Wave 
                    Frontal Event Observed During the ALOHA-93 
                    Campaign: *M J Taylor, D N Turnbull, R P Lowe, 
                    E A Dewan
   0830h   MA31A-06 POSTER  Simulations and Analysis of the 
                    Saturated Farley-Buneman Instability in the 
                    Equatorial Electrojet: *M M Oppenheim, N F 
                    Otani, C  Ronchi

MA31B  MATH:100  Wed  0830h
MJS3  Middle Atmosphere:  Dynamics and Chemistry, Radiation and 
Transport (joint  with GA)
Presiding: M Hagan, Univ of Colorado; J Russell, NASA

   0830h   MA31B-01 INVITED  Tides in the Mesosphere and Lower 
                    Thermosphere: Modeling and Observations: *R G 
                    Roble, M E Hagan
   0900h   MA31B-02 Tidal Modulation as Observed With Tropical 
                    MF Radars and HRDI: *J R Isler, D C Fritts, T 
                    Nakamura, T Tsuda, R A Vincent, M D Burrage
   0915h   MA31B-03 Vertical Structure of Tidal Variability 
                    Observed With MF/Meteor Radars: *T  Nakamura, 
                    T  Tsuda, D C Fritts, J R Isler, R A Vincent
   0930h   MA31B-04 Seasonal Variations of the Non-migrating 
                    Diurnal Tide in the Middle Atmosphere: *S K 
                    Avery, M E Hagan, C R Williams
   0945h   MA31B-05 Dynamics of Atmospheric Tides in the 
                    Mesosphere and Lower Thermosphere as Seen by 
                    HRDI/UARS: *B  Khattatov, M Geller, V Yudin, 
                    P Hays, S Franke, D Fritts, J Isler, A Manson, 
                    R Vincent
   1000h   Break
   1030h   MA31B-06 Dehydration in the Lower Stratosphere During 
                    ASHOE/MAESA: *A F Tuck, K K Kelly, S J Hovde, 
                    C R Webster, J W Elkins
   1045h   MA31B-07 Temporal Variability in HALOE Water Vapour: 
                    *D R Jackson, J E Harris
   1100h   MA31B-08 Semiannual, Seasonal, and Interannual 
                    Variability in CH~K4~L and H~K2~LO: *S L Ruth, 
                    R J Kennaugh, L J Gray, M D Burrage, J M 
                    Russell
   1115h   MA31B-09 Results of Ground Based Monitoring of Middle 
                    Atmospheric Water Vapor With WVMS: G E 
                    Nedoluha, R M Bevilacqua, R M Gomez, W B 
                    Waltman, D L Thacker
   1130h   MA31B-10 Mesospheric H~K2~L Derived From HALOE 
                    Measurements of H~K2~LO and CH~K4~L: *J E 
                    Harries, S Ruth, J M Russell
   1145h   MA31B-11 A Minimum of Stratospheric Ozone Over Pamiru: 
                    A A Starovatovu, A I Zheleznyakova

MA31C  EC:Arena  Wed  0830h
MJS3  Middle Atmosphere:  Chemistry, Radiation and Transport - 
Posters (joint  with GA)
Presiding: R Garcia, NCAR

   0830h   MA31C-01 POSTER  A New Umkehr Model of Remote Sensing 
                    the Ozone Vertical Profile: *W Ding-Wen, L 
                    Yan
   0830h   MA31C-02 POSTER  Observations of Stratospheric Gases 
                    at Sondre Stromfjord, Greenland During the 
                    SESAME Campaign of 1994-1995: *J W Hannigan, 
                    M T Coffey, W G Mankin
   0830h   MA31C-03 POSTER  The Validation of H~K2~LO 
                    Measurements in the Middle Atmosphere by the 
                    HALOE Experiment on UARS: *J E Harries, J M 
                    Russell
   0830h   MA31C-04 POSTER  Laser Sounding of Stratospheric 
                    Ozone at Obninsk, Russia: *S S Khmelevtsov, 
                    E D Svetogorov
   0830h   MA31C-05 POSTER  Ground-Based Measurements of OCl0 
                    and HCl in Austral Spring 1993/94 at Arrival 
                    Heights (77.8~Lo~K)S Antarctica: *K Kreher, 
                    J G Keys, P V Johnston, U Platt, X Liu
   0830h   MA31C-06 POSTER  Simultaneous Microwave Observations 
                    of Stratospheric Ozone in the Auroral Region: 
                    *Y Y Kulikov, I V Kuznetsov, A B  Mazur, V I 
                    Nosov, V G Ryskin, E V Suvorov, L P Borovkov, 
                    B Gustavsson, A Nystrem, A Steen, G Witt
   0830h   MA31C-07 POSTER  Old and New Umkehr Ozone Profiles 
                    Compared to SAGE II: Measurements and 
                    Radiative Transfer Calculations: *M J 
                    Newchurch, D M Cunnold, M A Allen, B Herman
   0830h   MA31C-08 POSTER  Retrievals of Stratospheric NO From 
                    Infra-red Emission Measurements by the 
                    Improved Stratospheric and Mesospheric 
                    Sounder: B J Kerridge, *J J Remedios, C  
                    Harrold
   0830h   MA31C-09 POSTER  Measurements of Stratospheric Ozone 
                    Depletion Rates in Arctic Winters 91/92 and 
                    94/95 (MATCH): A Lagrangian Approach: *M Rex, 
                    P von der Gathen, N Harris, E Reimer, A Beck, 
                    R Alfier, B Knudsen, I S Mikkelsen, M 
                    Chipperfield, D Lucic, A Allaart, H De Backer, 
                    G O Braathen, S Reid, H Claude, F O'Connor, H 
                    Fast, M Gil, H Dier, A Gamma, S Godin, E Kyro, 
                    M Rummukainen, Z Litynska, B Kois, G Murphy, 
                    F Ravegnani, C Varotsos, J Wenger, V Yushkov, 
                    V Dorokhov, C Zerefos, D Balis, I Ziomas
   0830h   MA31C-10 POSTER  Ozone Variation in the Upper 
                    Stratosphere at Sunrise: *W R Sheldon, J R 
                    Benbrook, P Aimedieu
   0830h   MA31C-11 POSTER  Retrieval of the Mesospheric Ozone 
                    Using Satellite Limb-Scan Measurements: *A V 
                    Shmakov, E A Ustinov
   0830h   MA31C-12 POSTER  Recent Observations of Nitric Oxide 
                    in the Upper Atmosphere and Advances in 
                    Photochemical Modeling: P K Swaminathan, C K 
                    Kumar, D F Strobel, D E Anderson, J H Yee, 
                    D J Strickland, L Acton, M R Gunson, M A 
                    Abrams
   0830h   MA31C-13 POSTER  Ground-Based Measurements of 
                    Stratospheric OClO, NO~K2~L, and O~K3~L at 
                    Harestua, Norway (60 N, 10 E), During SESAME: 
                    *M Van Roozendael, C  Hermans, J C Lambert, 
                    P C Simon
   0830h   MA31C-14 POSTER  New Method for the Derivation of 
                    Stratospheric Nitric Acid and Dinitrogen 
                    Pentoxide Concentrations, Based on Balloon 
                    Borne Active Chemical Ionization Mass 
                    Spectrometry:  Method, Instrument 
                    Description, and Preliminary Results: C  
                    Amelynck, *W  Vanderpoorten, E  Neefs, E  
                    Arijs, H  Reinhard, E  Kopp, C  Gimbaud, A  
                    Barassin
   0830h   MA31C-15 POSTER  Lidar Observations of Stratospheric 
                    Ozone, Aerosol, and Temperature in the 
                    Canadian High Arctic: A I Carswell, J  Bird, 
                    D  Donovan, T  Duck, S  Pal, *J A Whiteway
   0830h   MA31C-16 POSTER  Studies of Global Ozone Anomalies 
                    Effect on the Atmospheric Tides: *A A 
                    Gavrilov, O V Kaidalov
   0830h   MA31C-17 POSTER  Climatology of Thermal Tides in the 
                    Middle Atmosphere Seen by Lidar: *F Tissot, A 
                    Hauchecorne, M L Chanin, P Keckhut
   0830h   MA31C-18 POSTER  Simultaneous Wind and Temperature 
                    Fluctuation Observations of Diurnal Tides 
                    Using Radio Meteor Echo Measurements: *M  
                    Tsutsumi, T  Tsuda, T  Nakamura, S  Fukao
   0830h   MA31C-19 POSTER  Cyclic Variations in the 
                    Stratospheric Environment: *G G Bjarnason, 
                    O E Rognvaldsson
   0830h   MA31C-20 POSTER  OH 6-2 Band Rotational Temperature 
                    and Intensity Variations at Davis, 
                    Antarctica During 1990: *G B Burns, W J R 
                    French, P A Greet, P F B Williams, M Lambert
   0830h   MA31C-21 POSTER  The Application of Data Assimilation 
                    Methods to the Constituent Transport Equation: 
                    *R Daley
   0830h   MA31C-22 POSTER  The Experimental Investigation of 
                    the Coupling Processes in the Middle 
                    Atmosphere/Lower Thermosphere/Ionosphere 
                    System: *B A de la Morena
   0830h   MA31C-23 POSTER  Stratospheric Vertical Profiles of 
                    HCl and NO as Determined by the Grille 
                    Spectrometer On Board the ATLAS1 Mission: *M 
                    De Maziere, V  Achard, C  Camy-Peyret
   0830h   MA31C-24 POSTER  Interpretation of Simultaneous 
                    O~K3~L Column Measurements From FTIR and 
                    UV/Vis Absorption Spectroscopy at the 
                    Jungfraujoch: *M De Maziere, O  Hennen, M 
                    Van Roozendael, P  Demoulin, R  Zander, A  
                    Hamdoumi, A  Barbe
   0830h   MA31C-25 POSTER  Statistical Analysis of Ozone Data 
                    From Local Measurements and Solar Occulation 
                    Techniques - Scientific Interpretation: C 
                    Deniel

MA31D  DUANE:G030  Wed  0830h
MJS14  Climate Variability and Forcing Over the Past Millennium
 (joint  with OS,V)
Presiding: A Robock, Princeton Univ; M C MacCracken, 
           U.S. Global Change Research Program

   0830h   INTRODUCTION: M MacCracken,
                    U.S. Global Change Research Program
   0840h   MA31D-01 INVITED  IPCC and Climate Over the Past 
                    Millenium: *N Nicholls
   0915h   MA31D-02 INVITED  Climatic Variations of the Present 
                    Millennium: Reconstructions and Analyses: *P D 
                    Jones, K R Briffa
   0945h   MA31D-03 INVITED  Tree-Ring Reconstructions of Past 
                    Climatic Variability: Methods and 
                    Consequences: *E R Cook, K R Briffa
   1015h   Break
   1040h   MA31D-04 INVITED  Climate Change Inferred From 
                    Borehole Temperatures: An Overview: *D S 
                    Chapman
   1110h   MA31D-05 INVITED  High Resolution Records of Marine 
                    Climate From Corals: *R B Dunbar
   1140h   MA31D-06 Spatio-temporal Patterns of Interdecadal and 
                    Century Scale Climate Oscillations During 
                    the Last Half Millenium: *M E Mann, R Bradley
   1200h   MA31D-07 Climatic Changes in the Last Millennium: *N A 
                    Morner

MA32A  ENGR:CR226  Wed  1330h
MJS2  Equatorial Atmosphere and Ionosphere Interactions (joint 
 with GA)
Presiding: S Kato, JLF

   1330h   MA32A-01 INVITED  Intraseasonal Variability of the 
                    Equatorial Oceans Forced by Tropical 
                    Convective Activity: *H Hendon
   1355h   MA32A-02 INVITED  TOGA COARE - A Dataset for 
                    Describing Tropical Sources of Tropospheric 
                    Wave Activity: *D J Karoly
   1420h   MA32A-03 Preliminary Results of Tropospheric Gravity 
                    Wave Activity Measured Over Christmas Island: 
                    *J L Chang, S K Avery, J R McAfee, K S Gage
   1435h   MA32A-04 INVITED  Tropical Surface Temperatures, 
                    Lightning, and the Global Electric Circuit: *C 
                    Price
   1500h   Break
   1525h   MA32A-05 Meridional Circulation Anomalies and the 
                    Variability of QBO Period Lengths: *C 
                    Marquardt
   1540h   MA32A-06 An Investigation of 11-Year Solar Cycle in 
                    the Energetics of the Equatorial Lower 
                    Stratosphere: R S Reddy, J R Christy
   1555h   MA32A-07 INVITED  Kelvin Waves, the QBO and the SAO 
                    in the Middle Atmosphere: *P O Canziani
   1620h   MA32A-08 INVITED  The Influence of Kelvin Waves and 
                    Tides on the Zonal Mean State of the 
                    Equatorial Mesosphere and Lower Thermosphere 
                    as Observed by HRDI: *R S Lieberman
   1645h   MA32A-09 INVITED  Radar Observations of Atmospheric 
                    Waves in the Equatorial Mesosphere and Lower 
                    Thermosphere: *R A Vincent, S K Avery

MA32B  MATH:100  Wed  1330h
MJS3  Middle Atmosphere:  Chemistry, Radiation and Transport
 (joint  with GA)
Presiding: J C Gille, NCAR; A Tuck, NOAA

   1330h   MA32B-01 Measurements of Antarctic Ozone by POAM II: 
                    *E P Shettle, R M Bevilacqua, K Hoppel, J S 
                    Hornstein, J Lumpe, T L Ainsworth, S Krigman
   1345h   MA32B-02 ATMOS/ATLAS Observations of Ozone and 
                    Temperature in the Middle Atmosphere: *M C 
                    Abrams, M R Gunson, M J Newchurch
   1400h   MA32B-03 Microwave Observations of Mesospheric 
                    HO~K2~L and O~K3~L: Implications for HO~Kx~L 
                    and O~K3~L Chemistry: *B J Sandor, D W Rusch, 
                    R T Clancy, R S Eckman
   1415h   MA32B-04 Interhemispheric Comparison of the Vertical 
                    Column Abundances of Atmospheric Hydroxyl: 
                    Seasonal and Diurnal Behaviors: *C R Burnett, 
                    E B Burnett, D J Keep, S W Wood
   1430h   MA32B-05 Changes in the Observed Vertical Column 
                    Abundances of Atmospheric Hydroxyl (OH) From 
                    Fritz Peak Observatory, Colorado: 1991-1995: 
                    *E B Burnett, C R Burnett
   1445h   MA32B-06 Variational Analysis of Atmospheric 
                    Constituents: *D J Lary, M  Fisher
   1500h   Break
   1530h   MA32B-07 Diurnal Variation of Chlorine Nitrate and 
                    Dinitrogen Pentoxide: *J C Gille, L V Lyjak, 
                    G P Brasseur, S T Massie, P L Bailey, J B 
                    Kumer, A E Roche, J L Mergenthaler
   1545h   MA32B-08 Comparing SSBUV and HALOE NO Observations: 
                    Variations of Cumulative NO in the 
                    Mesosphere and Lower Thermosphere: M H 
                    Stevens, E Hilsenrath, J M Russell, D E 
                    Siskind
   1600h   MA32B-09 The CRISTA-SPAS Mission: *K U Grossmann, P 
                    Barthol, D Offermann, M Riese
   1615h   MA32B-10 Preliminary Results From the Middle 
                    Atmosphere High Resolution Spectrograph 
                    Investigation (MAHRSI) Observations of OH 
                    and NO During the CRISTA-SPAS/ATLAS-3 Space 
                    Shuttle Mission: *R R Conway, J T Bacmeister, 
                    C M Brown, G R Carruthers, J S Morrill, T 
                    Seeley, D E Siskind, M H Stevens, M E Summers, 
                    S E Zasadil, D F Strobel, G H Mount
   1630h   MA32B-11 Early Results of the Cryogenic Infrared 
                    Spectrometers and Telescopes for the 
                    Atmosphere (CRISTA) Experiment: *M Riese, D 
                    Offermann, K U Grossmann, M Jarisch
   1645h   MA32B-12 CRISTA/MAHRSI-Campaign: Survey: *M Bittner, D 
                    Offermann, F J Schmidlin, H Claude

MA32C  DUANE:G030  Wed  1330h
MJS14  Climate Variability and Forcing Over the Past Millennium
 (joint  with OS,S,V)
Presiding: P Jones, Univ of East Anglia; N Nicholls, 
           Bureau of Meteorology Research Center

   1330h   MA32C-01 Historical Climates of Africa: *S E Nicholson
   1350h   MA32C-02 New Zealand Climate Over the Last Millennium 
                    - The Evidence of Change From Glacier, Tree 
                    Ring, and Instrumental Records: *M J Salinger
   1410h   MA32C-03 Some Climate Scenarios in Continental 
                    Western Europe Based on a Dataset of 
                    Narrative Sources: 708-1426 AD: *Z W Yan, P  
                    Alexandre, G  Demaree
   1430h   MA32C-04 On the Relative Stability of Holocene Climate: 
                    *P E Damon
   1450h   MA32C-05 North Cascade Glacier - Runoff and Climate 
                    Fluctuations of the Last Three Centuries: *M S 
                    Pelto
   1510h   Break
   1540h   MA32C-06 Historical Climate Reconstruction in China: 
                    P Y Zhang, Q Ge, *W C Wang, X L Liu
   1600h   MA32C-07 Paleoclimate of Northeastern Tibetan 
                    Plateau, China, Reconstructed From Tree 
                    Rings and Ice Cores: *P R Sheppard, L J 
                    Graumlich, T D Yao
   1620h   MA32C-08 Historical Climate: Abrupt Change, Chaos, 
                    and Predictability: *Z W Yan, D Z Ye
   1640h   MA32C-09 The Causes of Interlaminated Sediments in 
                    the Great Ghost Lake and the Climatic 
                    Implications: *J K Wann, C T A Chen, J Y Lou

MA41A  MATH:100  Thurs  0830h
MJS3  Middle Atmosphere:  Chemistry, Radiation and Transport - 
Posters (joint  with GA)
Presiding: R Garcia, NCAR

   0830h   MA41A-01 POSTER  Diurnal Asymmetry in D-Region 
                    Electron Density and Mesospheric Ozone: T S N 
                    Somayaji
   0830h   MA41A-02 POSTER  The Seasonal Variation of Middle 
                    Atmosphere H~K2~LO, CH~K4~L, and CO Using a 
                    2-D Chemical-Dynamical Model: *M E Summers, 
                    D E Siskind, J T Bacmeister, R R Conway, M H 
                    Stevens, C P Aellig, G Nedoluha, R M 
                    Bevilacqua, S D Eckermann, S E Zasadil, D F 
                    Strobel
   0830h   MA41A-03 POSTER  A Comparison of Sources of Odd 
                    Nitrogen Production From 1974 Through 1993 
                    in the Earth's Atmosphere as Calculated 
                    Using a Two-Dimensional Model: *F  Vitt, C  
                    Jackman, T P Armstrong, T E Cravens
   0830h   MA41A-04 POSTER  The Response of Stratospheric Ozone 
                    to Planetary Wave Transport in a Coupled 
                    Two-Dimensional Model: W Wu, A K Smith
   0830h   MA41A-05 POSTER  Effects of Possible Methane Policy 
                    Activities on Stratospheric Ozone: *D J 
                    Wuebbles, K O Patten
   0830h   MA41A-06 POSTER  Nonlinear Behaviors of Photochemical 
                    Systems in the Atmosphere - Existences of 
                    Multiple Equilibria and Multiple Limit 
                    Cycles and Catastrophe Phenomena: *P Yang, C 
                    Liu, G Brasseur
   0830h   MA41A-07 POSTER  Long-Term Trends in Vertical Ozone 
                    Profiles at 45~Lo~KS: *G E Bodeker, W A 
                    Matthews, I Boyd
   0830h   MA41A-08 POSTER  An Update on Total Ozone and 
                    Stratospheric Temperature Observations Over 
                    Halley, Antarctica: *A E Jones, J D Shanklin
   0830h   MA41A-09 POSTER  Determination of the ClONO~K2~L 
                    Total Column at Southern Hemisphere 
                    Mid-Latitudes: Method of Analysis, Long Term 
                    Trend, and Seasonal Cycle: A R Reisinger, *N B 
                    Jones, W A Matthews, C P Rinsland
   0830h   MA41A-10 POSTER  Variations of the Total Ozone Trend 
                    Over the Northern Hemisphere Mid-latitudes 
                    in Winters, 1963/ 1964-1992/1993: *J W 
                    Krzyscin
   0830h   MA41A-11 POSTER  Validation of HALOE HCl and HF 
                    Observations Made From the UARS Platform: *J M 
                    Russell, L E Deaver, L L Gordley, M Luo
   0830h   MA41A-12 POSTER  Mixing Barriers and Critical Lines 
                    in the Stratosphere: *K P Bowman
   0830h   MA41A-13 POSTER  Seasonal and Interannual 
                    Variabilities of the Extratropical Ozone Due 
                    to Planetary Wave Transport: *W Chen, R Huang
   0830h   MA41A-14 POSTER  A Barotropic Study of Mixing in the 
                    Lower Stratosphere During Winter: *S P 
                    Dahlberg, K P Bowman
   0830h   MA41A-15 POSTER  Correlation Studies of Stratospheric 
                    Species Using HALOE Measurements on UARS: M 
                    Luo, R J Cicerone, J M Russell
   0830h   MA41A-16 POSTER  The Possible Contribution of Ozone 
                    Laminae to the Observed Mid-latitude 
                    Depletion of Lower Stratosphere Ozone: *S J 
                    Reid, C L Timmis, P von der Gathen, M Rex
   0830h   MA41A-17 POSTER  A Theoretical Model of 
                    Radiational-Photochemical-Dynamical 
                    Couplings in the Lower Thermosphere: *Y W 
                    Chen, F L Xiao
   0830h   MA41A-18 POSTER  High Resolution Simulations With a 
                    3D Chemical Transport Model: *M P 
                    Chipperfield, A M Lee, J A Pyle
   0830h   MA41A-19 POSTER  On the Bromine-Chlorine Interaction 
                    During Ozone "Hole" Events: *M Y Danilin, J M 
                    Rodriguez, M K W Ko, N D Sze
   0830h   MA41A-20 POSTER  On the Role of Positive Ions of 
                    Nitrogen in Forming of Ozone Profile: *I N 
                    Fedulina, I D Kozin
   0830h   MA41A-21 POSTER  Unusual Dynamical Properties of the 
                    Antarctic Photochemical System: *A M Feigin, 
                    I B Konovalov
   0830h   MA41A-22 POSTER  Study of the Ozone Depletion Causes 
                    by Means of Qualitative Analysis of the Pure 
                    Oxygen Atmosphere With Sinks and Sources: *E P 
                    Gordov, O B Rodimova, V A Sennikov, A Z 
                    Fazliev
   0830h   MA41A-23 POSTER  Application of a Two-Dimensional 
                    Residual Mean Meridional Circulation 
                    Calculated From an Inversion Algorithm 
                    Perspective: *K E Grant, P S Connell, D E 
                    Kinnison, B Chang, W Choi
   0830h   MA41A-24 POSTER  GCM and Trajectory Model 
                    Integrations of the Chemistry of the Polar 
                    Winter Stratosphere: *J A Kettleborough, P A 
                    Good, J A Pyle
   0830h   MA41A-25 POSTER  Ion Structure of the Middle 
                    Atmosphere: Theory and Experiment: *V V 
                    Koshelev, N N Kolpakidi, N A Sutyrin
   0830h   MA41A-26 POSTER  A Two-Dimensional Non-stationary 
                    Atmosphere Model for the Height Range 30-150 
                    km: V V Koshelev, N A Sutyrin
   0830h   MA41A-27 POSTER  Specific Atmospheric Conditions Over 
                    Antarctic Pole and Its Possible Influence on 
                    Photochemistry: *A Krivolutsky
   0830h   MA41A-28 POSTER  Monthly Variations in an Ionospheric 
                    Sodium Layer Model: S T Lai
   0830h   MA41A-29 POSTER  A Modelling Study of the Evolution 
                    of Atmospheric Trace Constituents in the 
                    Northern Hemisphere Winter Stratosphere: *A K 
                    Pardaens, P A Stott, H C Pumphrey, R S 
                    Harwood, M P Chipperfield, W A Norton, A  
                    O'Neill, R  Swinbank

MA41B  ENGR:CR2-28  Thurs  0940h
MJS14  Climate Variability and Forcing Over the Past Millennium
 (joint  with OS,S,V)
Presiding: M Mann, Yale Univ; E Cook, 
           Lamont Doherty Earth Observatory

   0940h   MA41B-01 High-Precision Temperature Logs From GISP2, 
                    Greenland: First Step to Recover a Record of 
                    Surface Temperature Variation for the Last 
                    30 ka: G D Clow, *R W Saltus, E D Waddington
   1000h   MA41B-02 Geochronology of the Largest Explosive 
                    Eruptions at Kamchatka (Russia) for the Last 
                    10,000 Years and Their Record in the 
                    Greenland Ice-Cores: O A Braitseva, I V 
                    Melekestsev, *V V Ponomareva, L D 
                    Sulerzhitsky
   1020h   MA41B-03 Response of an Atmospheric Circulation Model 
                    to Thermal and Dynamic Forcing Simulating 
                    Time Slices Within the Last Glacial Cycle: 
                    *S J Lorenz
   1040h   Break
   1100h   MA41B-04 Modeling Past Temperature Variations Using a 
                    New Volcanic Index: *M P Free, A  Robock
   1120h   MA41B-05 Global Vulcanism and Regional Climate 
                    Anomalies - Space- and Time-Variations 
                    During the Last Several Centuries: *G P 
                    Gregori
   1140h   MA41B-06 Modeling the Spatial and Temporal 
                    Distribution and Optical Characteristics of 
                    Stratospheric Aerosol of Volcanic Origin: *S S 
                    Khmelevtsov, D I Busygina, Y G Kaufman
   1200h   MA41B-07 Diurnal Asymmetry in D-Region Electron 
                    Density and Mesospheric Ozone: T S N Somayaji
   1201h   MA41B-08 The Seasonal Variation of Middle Atmosphere 
                    H~K2~LO, CH~K4~L, and CO Using a 2-D 
                    Chemical-Dynamical Model: *M E Summers, D E 
                    Siskind, J T Bacmeister, R R Conway, M H 
                    Stevens, C P Aellig, G Nedoluha, R M 
                    Bevilacqua, S D Eckermann, S E Zasadil, D F 
                    Strobel
   1202h   MA41B-09 A Comparison of Sources of Odd Nitrogen 
                    Production From 1974 Through 1993 in the 
                    Earth's Atmosphere as Calculated Using a 
                    Two-Dimensional Model: *F  Vitt, C  Jackman, 
                    T P Armstrong, T E Cravens
   1203h   MA41B-10 The Response of Stratospheric Ozone to 
                    Planetary Wave Transport in a Coupled 
                    Two-Dimensional Model: W Wu, A K Smith
   1204h   MA41B-11 Effects of Possible Methane Policy 
                    Activities on Stratospheric Ozone: *D J 
                    Wuebbles, K O Patten
   1205h   MA41B-12 Nonlinear Behaviors of Photochemical Systems 
                    in the Atmosphere - Existences of Multiple 
                    Equilibria and Multiple Limit Cycles and 
                    Catastrophe Phenomena: *P Yang, C Liu, G 
                    Brasseur
   1206h   MA41B-13 Long-Term Trends in Vertical Ozone Profiles 
                    at 45~Lo~KS: *G E Bodeker, W A Matthews, I 
                    Boyd
   1207h   MA41B-14 An Update on Total Ozone and Stratospheric 
                    Temperature Observations Over Halley, 
                    Antarctica: *A E Jones, J D Shanklin
   1208h   MA41B-15 Determination of the ClONO~K2~L Total Column 
                    at Southern Hemisphere Mid-Latitudes: Method 
                    of Analysis, Long Term Trend, and Seasonal 
                    Cycle: A R Reisinger, *N B Jones, W A 
                    Matthews, C P Rinsland
   1209h   MA41B-16 Variations of the Total Ozone Trend Over the 
                    Northern Hemisphere Mid-latitudes in 
                    Winters, 1963/ 1964-1992/1993: *J W Krzyscin
   1210h   MA41B-17 Validation of HALOE HCl and HF Observations 
                    Made From the UARS Platform: *J M Russell, 
                    L E Deaver, L L Gordley, M Luo
   1211h   MA41B-18 Mixing Barriers and Critical Lines in the 
                    Stratosphere: *K P Bowman
   1212h   MA41B-19 Seasonal and Interannual Variabilities of 
                    the Extratropical Ozone Due to Planetary 
                    Wave Transport: *W Chen, R Huang
   1213h   MA41B-20 A Barotropic Study of Mixing in the Lower 
                    Stratosphere During Winter: *S P Dahlberg, 
                    K P Bowman
   1214h   MA41B-21 Correlation Studies of Stratospheric Species 
                    Using HALOE Measurements on UARS: M Luo, R J 
                    Cicerone, J M Russell
   1215h   MA41B-22 The Possible Contribution of Ozone Laminae 
                    to the Observed Mid-latitude Depletion of 
                    Lower Stratosphere Ozone: *S J Reid, C L 
                    Timmis, P von der Gathen, M Rex
   1216h   MA41B-23 A Theoretical Model of 
                    Radiational-Photochemical-Dynamical 
                    Couplings in the Lower Thermosphere: *Y W 
                    Chen, F L Xiao
   1217h   MA41B-24 High Resolution Simulations With a 3D 
                    Chemical Transport Model: *M P Chipperfield, 
                    A M Lee, J A Pyle
   1218h   MA41B-25 On the Bromine-Chlorine Interaction During 
                    Ozone "Hole" Events: *M Y Danilin, J M 
                    Rodriguez, M K W Ko, N D Sze
   1219h   MA41B-26 On the Role of Positive Ions of Nitrogen in 
                    Forming of Ozone Profile: *I N Fedulina, I D 
                    Kozin
   1220h   MA41B-27 Unusual Dynamical Properties of the 
                    Antarctic Photochemical System: *A M Feigin, 
                    I B Konovalov
   1221h   MA41B-28 Study of the Ozone Depletion Causes by Means 
                    of Qualitative Analysis of the Pure Oxygen 
                    Atmosphere With Sinks and Sources: *E P 
                    Gordov, O B Rodimova, V A Sennikov, A Z 
                    Fazliev
   1222h   MA41B-29 Application of a Two-Dimensional Residual 
                    Mean Meridional Circulation Calculated From 
                    an Inversion Algorithm Perspective: *K E 
                    Grant, P S Connell, D E Kinnison, B Chang, W 
                    Choi
   1223h   MA41B-30 GCM and Trajectory Model Integrations of the 
                    Chemistry of the Polar Winter Stratosphere: 
                    *J A Kettleborough, P A Good, J A Pyle
   1224h   MA41B-31 Ion Structure of the Middle Atmosphere: 
                    Theory and Experiment: *V V Koshelev, N N 
                    Kolpakidi, N A Sutyrin
   1225h   MA41B-32 A Two-Dimensional Non-stationary Atmosphere 
                    Model for the Height Range 30-150 km: V V 
                    Koshelev, N A Sutyrin
   1226h   MA41B-33 Specific Atmospheric Conditions Over 
                    Antarctic Pole and Its Possible Influence on 
                    Photochemistry: *A Krivolutsky
   1227h   MA41B-34 Monthly Variations in an Ionospheric Sodium 
                    Layer Model: S T Lai
   1228h   MA41B-35 A Modelling Study of the Evolution of 
                    Atmospheric Trace Constituents in the 
                    Northern Hemisphere Winter Stratosphere: *A K 
                    Pardaens, P A Stott, H C Pumphrey, R S 
                    Harwood, M P Chipperfield, W A Norton, A  
                    O'Neill, R  Swinbank

MA41C  ENGR:CR2-26  Thurs  1000h
MJS2  Equatorial Atmosphere and Ionosphere Interactions (joint 
 with GA)
Presiding: R A Vincent, Univ of Adelaide

   1000h   MA41C-01 INVITED  Equatorial Coupling and Dynamics 
                    Studies Within the CADRE Program: *D C Fritts
   1025h   MA41C-02 Global-Scale Wind Model Results Relating the 
                    Mesospheric Response of the Quasi-Two Day 
                    Wave to Changes in the Equatorial Zonal Mean 
                    Wind Field: *S E Palo, M E Hagan, S K Avery
   1040h   MA41C-03 The Lunar Tide in the Mesosphere Over 
                    Christmas Island: *R J Stening, D M Schlapp, 
                    R A Vincent
   1055h   MA41C-04 INVITED  Initial Results of the ALOHA-93 
                    Campaign: *C S Gardner
   1120h   MA41C-05 Airglow Observations of Atmospheric Gravity 
                    Waves From the NCAR Aircraft, ALOHA-93: *G R 
                    Swenson, P J Espy
   1135h   MA41C-06 Momentum and Heat Flux Observations in the 
                    Mesosphere Above Haleakala During ALOHA-93: *X 
                    Tao, C S Gardner
   1150h   MA41C-07 Airglow Response to Gravity Waves and 
                    Frontal Events in ALOHA-93: *R H Picard, J R 
                    Winick, U B Makhlouf, M J Taylor, D N 
                    Turnbull, R P Lowe
   1205h   MA41C-08 WINDII Observations of Equatorial 
                    Mesosphere/Thermosphere Dynamics: 
                    Interactions Between Dynamics and Composition: 
                    *G G Shepherd, B H Solheim, C McLandress, W E 
                    Ward

MA41D  MATH:100  Thurs  1000h
MJS3  Middle Atmosphere:  Chemistry, Radiation, and Transport
 (joint  with GA)
Presiding: G Brasseur, NCAR

   1000h   MA41D-01 INVITED  Ozone Trends: *N R P Harris
   1030h   MA41D-02 Decadal Evolution of the Antarctic Ozone Hole: 
                    J Yibo, *Y L Yung, R W Zurek, G L Manney
   1045h   MA41D-03 Global Scale O~K3~L Variations: The Role of 
                    Temperature and Transport Changes: *L B 
                    Callis, R E Boughner, M Natarajan, J D 
                    Lambeth
   1100h   MA41D-04 Dynamical Contributions to Midlatitude Total 
                    Ozone Trends in Winter: L L Hood, D A Zaff, 
                    J P McCormack
   1115h   MA41D-05 Update Through April 1995 on Total Ozone 
                    Variations and Trends Over the Contiguous 
                    U.S.A., From Dobson Spectrophotometer 
                    Observations: *W D Komhyr, R D Evans, D M 
                    Quincy, D J Hofmann, G L Koenig, G C Reinsel
   1130h   MA41D-06 Newly Created Sixteen-Year Data Record of 
                    Global Total Ozone and Surface UV-B 
                    Radiation From TOMS: *P K Bhartia, R D 
                    McPeters, J Herman
   1145h   MA41D-07 Changes in Surface UV-B Radiation by 
                    Stratospheric Ozone Depletion: H K Cho, *J W 
                    Kim, H J Kwon

MA41E  EC:Arena  Thurs  0830h
M8  Boundary Layer and Its Mesoscale Impact - Posters
Presiding: R K Smith, Univ of Muenchen

   0830h   MA41E-01 POSTER  Mesoscale Circulations in the 
                    Baroclinic Boundary Layer: *P R Bannon
   0830h   MA41E-02 POSTER  The Prediction of Dust Erosion by 
                    Wind: *L Berkofsky
   0830h   MA41E-03 POSTER  An Air Pollution Dispersion Model 
                    for Tehran: *A A Bidokhti
   0830h   MA41E-04 POSTER  Formation and Development of the 
                    West Coast Trough: J A Blockley, *M Yimin, 
                    T J Lyons
   0830h   MA41E-05 POSTER  Airflow Over a Two-Dimensional Scarp: 
                    *J A Blockley, T J Lyons
   0830h   MA41E-06 POSTER  Boundary Layer Dynamics Near the 
                    Dryline: Analysis of Data From the Oklahoma 
                    Mesonet: *H Bluestein, T Hutchinson
   0830h   MA41E-07 POSTER  Airshed Management in Southeast 
                    Australia: The Example of Newcastle, NSW: *H A 
                    Bridgman
   0830h   MA41E-08 POSTER  Evaluating the Relationship Between 
                    Cattle Egrets and Meteorology Using 
                    Satellite Tracking: *H A Bridgman, M N 
                    Maddock, D Geering
   0830h   MA41E-09 POSTER  Implementation and Utilization of 
                    Three-Dimensional Cloud Model of Clark at 
                    the South African Weather Bureau: C L Bruyere, 
                    *B F Adam
   0830h   MA41E-10 POSTER  Numerical Simulation of a Meso-beta 
                    Scale Squall Line on the '5.5' Dark Storm: W 
                    Chen, C Minlian, W Qiang, L Rongqing
   0830h   MA41E-11 POSTER  Large-Eddy Simulation of 
                    Stratocumulus: Effects of Solar Radiation: *A 
                    Chlond, R Bennartz
   0830h   MA41E-12 POSTER  REMO - A Model for Climate Research 
                    and Weather Forecast: *D Jacob, M Claussen
   0830h   MA41E-13 POSTER  Effects of Urbanization on Mesoscale 
                    Meteorology: *R  Killen, D  Boice
   0830h   MA41E-14 POSTER  A Linear Model of Anabatic and 
                    Katabatic Flow Using Terrain Following 
                    Coordinate System: F Kimura
   0830h   MA41E-15 POSTER  Surface Pressure Transients and 
                    Boundary Layer Thermodynamic Properties 
                    During and After the Passage of Mid-latitude 
                    Mesoscale Convective Systems: *J C Knievel, 
                    R H Johnson
   0830h   MA41E-16 POSTER  Correlation of Aerosol and Gas 
                    Concentration With Characteristics of 
                    Atmospheric Stratification Based on 
                    Lidar-Acoustic Sensing Results: *N P 
                    Krasnenko
   0830h   MA41E-17 POSTER  Daytime Boundary Layer Evolution in 
                    a Deep Valley: *T  Kuwagata, F  Kimura
   0830h   MA41E-18 POSTER  Possible Heat Island Versus Climatic 
                    Warming at Barrow, Alaska: *H R Laurusevage
   0830h   MA41E-19 POSTER  An Analysis of "5.5" Severe Sand 
                    Storm - Dark Storm: *X Li, Y Dongzhen, Z 
                    Jianqiang, F Xiumei
   0830h   MA41E-20 POSTER  Trajectory Analysis Applied to the 
                    Study of `Cold Outbreaks' Over Southern 
                    Australia: G Perrin, *I Simmonds
   0830h   MA41E-21 POSTER  Application of One-Dimensional Model 
                    of Physical Processes in the Atmosphere for 
                    Estimation of the Open-Cast Mines Influence 
                    on Local Climate: *K G Rubinstein, S  Gailish
   0830h   MA41E-22 POSTER  Geophysical Boundary Layer Modelling 
                    and Its Application to the Mesoscale 
                    Processes Over Nonuniform Terrain: V A 
                    Shnaidman, A G Tarnopolsky
   0830h   MA41E-23 POSTER  Multiscale Circulations in the 
                    Arctic Atmospheric Boundary Layer: *B A 
                    Walter, P D Mourad
   0830h   MA41E-24 POSTER  Development of Asymmetric Flow in 
                    PBL and Its Role in Tropical Cyclone Motion: 
                    Y Wang, G J Holland
   0830h   MA41E-25 POSTER  Flow Field on a Two-Dimensional Wave 
                    From Orography: *S Wen
   0830h   MA41E-26 POSTER  On the Parametrization of the 
                    Planetary Boundary Layer of the Atmosphere: *D 
                    Yordanov, M Kolarova
   0830h   MA41E-27 POSTER  A Numerical Simulation of an 
                    Extraordinarily Heavy Rainfall With a Three 
                    Dimensional Nonstatic Compressible Model: *Z Y 
                    Cai
   0830h   MA41E-28 POSTER  The Effects of Planetary Boundary 
                    Layer Characteristic Parameters on Spin-Down: 
                    *M Zhao
   0830h   MA41E-29 POSTER  On the Similarity Theory for the 
                    Planetary Boundary Layer: *V Zholudev
   0830h   MA41E-30 POSTER  Effects of Different Planetary 
                    Boundary Layer Formulations on Atmospheric 
                    Mesoscale Simulations Over the Oceans: *P O G 
                    Persson, J W Bao, M A Shapiro
   0830h   MA41E-31 POSTER  Dynamic Beta-Effect and Its 
                    Influence on Cyclogenesis: S D Danilov, *F V 
                    Dolzhanskii, Y L Chernousko
   0830h   MA41E-32 POSTER  Atmospheric Surface Layer Parameters 
                    Over Kharagpur From Pilot Experiment: D V 
                    Viswanadham, *A N V Satyanarayana, M K 
                    Srivastava
   0830h   MA41E-33 POSTER  Numerical Simulation of a Heavy 
                    Rainfall Caused by the SW Vortex: *Z S Wang

MA41F  ENGR:CR2-6  Thurs  0950h
M8 Boundary Layer and Its Mesoscale Impact
Presiding: R K Smith, Univ of Munich; M J Reeder, Monash Univ

   0950h   INTRODUCTION: R K Smith,Univ of Munich
   1000h   MA41F-01 A Shallow Short-Lived Meso-B Scale Cyclone 
                    at the Gulf of Antalia - A Numerical Study: *P 
                    Alpert, M Tsidulko, D Itzikson
   1020h   MA41F-02 The Rotating Cloud of Kohala Mountain: *B R 
                    Morton, R W Cresswell, Z  Matta, G L Roff
   1040h   MA41F-03 The Impact of a Diurnal Cycle on a Low 
                    Froude Number Flow Observed During the PYREX 
                    Experiment: *M Georgelin, E Richard
   1100h   MA41F-04 A Unified Theory on the Interaction Among 
                    Patterns in Mesoscale Terrain Flows With the 
                    Evolving Atmospheric Boundary Layer: Y Qi, 
                    J L Walmsley, J Zhou
   1120h   MA41F-05 A Study of Energy Balance for an Area Near 
                    Rada de Haro During EFEDA 1991: *M Berger
   1140h   MA41F-06 Numerical Simulation of a Low-Level Wind 
                    Created by Complex Orography: A Cierzo Case 
                    Study: *V Masson, P Bougeault

MA41G  EC:Arena  Thurs  0830h
MJS14  Climate Variability and Forcing Over the Past Millennium 
- Posters (joint  with OS,V)
Presiding: M MacCracken, US Global Change Research Program

   0830h   MA41G-01 POSTER  Past 250 yr Climate Reconstruction 
                    Based on Geothermal Measurements: Examples 
                    From the Czech Republic: L Bodri, *V Cermak
   0830h   MA41G-02 POSTER  Possible Climatic Change Estimated 
                    From Borehole Temperature Data at Lake Biwa, 
                    Central Japan: A Sawada, T Nagao, *M 
                    Kinoshita
   0830h   MA41G-03 POSTER  Calibrating Paleoclimate Records of 
                    the Past Millenium: *D M Anderson, R S Webb, 
                    J T Overpeck
   0830h   MA41G-04 POSTER  The Impact of Volcanos on Climate: L 
                    Xiadong, W Shaowu, Y Jinlin, L Ruoxin
   0830h   MA41G-05 POSTER  Wavelet Analysis of Climate Hierarchy: 
                    *L Shi-da
   0830h   MA41G-06 POSTER  Atmospheric Response to Perturbation 
                    Through the Ages: 2D-Chemical Modelling: A 
                    Jahan, G Beig
   0830h   MA41G-07 POSTER  ENSO and Volcanic Dust Veil 
                    Occurrence (1500-2100): Analysis (1500-1991) 
                    and Forecast (1991-2100): *J Sanchez-Sesma
   0830h   MA41G-08 POSTER  Regionalisation of Norwegian 
                    Precipitation Trends: *I Hanssen-Bauer, E J 
                    Forland
   0830h   MA41G-09 POSTER  Secular Trends in Lake Water 
                    Temperatures and Ice Cover in Switzerland: 
                    *D M Livingstone
   0830h   MA41G-10 POSTER  Abrupt Climatic Changes in China in 
                    Recent 43 Years: *J Jiang
   0830h   MA41G-11 POSTER  Micro-Tephra Linked Past 
                    Environmental Studies of Irish Holocene Peat 
                    Bogs: *V A Hall, J R Pilcher, F G McCormac
   0830h   MA41G-12 POSTER  Temperature and Rainfall Trends Over 
                    the Last Century in the South Pacific: *M J 
                    Salinger, C K Folland
   0830h   MA41G-13 POSTER  Tephra Layers in Blue Ice, Allan 
                    Hills, Antarctica: A New Source of Glacial 
                    Tephrochronological Data: N W Dunbar, P R 
                    Kyle, W C McIntosh, *R P Esser
   0830h   MA41G-14 POSTER  Observing the Climate of the Last 
                    Millenium Using Paleovu and Data From the 
                    World Data Center A for Paleoclimatology: *B A 
                    Bauer, M K England, E  Gille, W S Gross, J  
                    Keltner
   0830h   MA41G-15 POSTER  1200 Years of Volcanism Revealed by 
                    Eight North Greenland Ice Cores: J Kipfstuhl, 
                    *J C Moore, A Friedmann, T Thorsteinsson
   0830h   MA41G-16 POSTER  Secular Climate Variability, 
                    Cosmogenic Elements, and Solar and 
                    Anthropogenic Forcing: *W Mende, R 
                    Stellmacher, K Labitzke
   0830h   MA41G-17 POSTER  Observed Climate Variability and 
                    Change: The IPCC Second Scientific 
                    Assessment of Climate Change: *N Nicholls
   0830h   MA41G-18 POSTER  Radiative Forcing and Climate Change 
                    due to Increased Tropospheric Ozone 
                    Concentrations: *S  Chalita, D  Hauglustaine, 
                    H Le Treut, J F Muller

MA42A  ENGR:CR2-26  Thurs  1330h
MJS2  Equatorial Atmosphere and Ionosphere Interactions (joint 
 with GA)
Presiding: A Richmond, HAO/NCAR

   1330h   MA42A-01 INVITED  Planetary Wave Influences on the 
                    Ionosphere: *J M Forbes
   1355h   MA42A-02 Comparison of Height and Seasonal Variations 
                    of the Intensity of Ion Temperature 
                    Perturbations in the Low and High Latitude 
                    Ionosphere: *N M Gavrilov
   1410h   MA42A-03 INVITED  Equatorial Spread F Development 
                    Conditions: An Assessment From Recent Results: 
                    *M A Abdu, V H Rios, C Medina
   1435h   MA42A-04 INVITED  Advances in Equatorial Aeronomy: 
                    Recent Results From MISETA: *J W Meriwether
   1500h   Break
   1530h   MA42A-05 Transequatorial Bubbles and Gravity Waves: 
                    *B A Tinsley, R P Rohrbaugh
   1545h   MA42A-06 Spread-F Temporal Behavior: V H Rios, C F 
                    Medina
   1600h   MA42A-07 Ionospheric Effects on Low Latitude Neutral 
                    Dynamics and Densities: *W  Borer, D  
                    Anderson, T  Fuller-Rowell, M  Codrescu
   1615h   MA42A-08 Simulation of Plasma Density and Neutral 
                    Dynamics at Low Latitude: *T J Fuller-Rowell, 
                    M V Codrescu, W Borer, D N Anderson, B G 
                    Fejer, G Millward, R J Moffett
   1630h   MA42A-09 Vertical Winds and Compressional Heating in 
                    Regions of Large Horizontal Wind Gradients: *F 
                    Herrero

MA42B  MATH:100  Thurs  1330h
MJS3  Middle Atmosphere:  Chemistry, Radiation, and Transport
 (joint  with GA)
Presiding: N Harris, Ozone Secretariat; S Solomon, NOAA

   1330h   MA42B-01 Comparison of Ozonesonde and Dobson 
                    Spectrophotometer Measurements: *B J Johnson, 
                    J A Lathrop, S J Oltmans, D J Hofmann
   1345h   MA42B-02 Long-Term Changes of Shapes of Ozone 
                    Profiles in Europe: J Lastovicka
   1400h   MA42B-03 HCl and HF Time Trends Observed by HALOE 
                    From the UARS Platform: *J M Russell, M Luo, 
                    R J Cicerone, K V Haggard
   1415h   MA42B-04 The Long-Term Trend in Stratospheric COS 
                    Abundance: *W G Mankin, M T Coffey, J W 
                    Hannigan
   1430h   MA42B-05 Recent Results on Vertical Distribution of 
                    Trace Source Gases Over the Tropics: *S Lal, 
                    P K Patra, B H Subbaraya
   1445h   MA42B-06 Studies on Ozone Variations Over China: *Z 
                    Xiuji
   1500h   Break
   1530h   MA42B-07 Three-Dimensional Modelling of Trace Species 
                    in the Lower Stratosphere: *M P Chipperfield, 
                    A M Lee, J A Pyle
   1545h   MA42B-08 Three-Dimensional Modelling Studies of the 
                    Stratospheric Chemistry: *F  Lefevre, D  
                    Cariolle, N  Postec, G P Brasseur
   1600h   MA42B-09 Interactive Dynamics and Chemistry in a 
                    Three-Dimensional Model: *A De Rudder, F  
                    Lefevre, P  Simon, D  Cariolle
   1615h   MA42B-10 Detailed Polar Stratospheric Cloud Formation 
                    With a Three-Dimensional Transport Model of 
                    the Stratosphere: January 24, 1989: A Case 
                    Study: *D  Fonteyn, N  Larsen, J F Muller
   1630h   MA42B-11 A Northern Stratospheric Warming and Its 
                    Chemical Implications: *B C Kruger, A Ebel, G 
                    Gunther, S Koopmann, E Olbertz, F Baier
   1645h   MA42B-12 Development of a Coupled Dynamical-Chemical 
                    Global Atmospheric Circulation Model: B Steil, 
                    C Bruhl, P Crutzen, M Dameris, M Ponater, R 
                    Sausen
   1700h   MA42B-13 An Explanation for the Depletion of Calcium 
                    in the Upper Atmosphere: *J M C Plane
   1715h   MA42B-14 Impact of Enhanced NO~Kx~L and 
                    SO~Kx~L-Emissions due to Bio-mass Burning 
                    and Natural Events on Atmospheric Composition: 
                    G Beig, A P Mitra, G Brasseur

MA42C  ENGR:CR2-28  Thurs  1330h
MJS14  Climate Variability and Forcing Over the Past Millennium
 (joint  with OS,S,V)
Presiding: A Robock, Univ of Maryland; P Jones, 
           Univ of East Anglia

   1330h   MA42C-01 Climate Variations on Time Scales of Decades 
                    to Centuries: Is There a Case for Solar 
                    Irradiance Forcing?: *G C Reid, J Beer, O R 
                    White
   1350h   MA42C-02 Arguments Favoring Solar Irradiance 
                    Variations as a Major Factor in Climate 
                    Change on Decadal and Longer Time Scales: *D V 
                    Hoyt, K H Schatten
   1410h   MA42C-03 Behavior of Auroras and Solar Activity 
                    During the Sporer Minimum (1450-1550): *W 
                    Schroder
   1430h   MA42C-04 INVITED  The Seasons, Global Temperature, 
                    Precession, and CO~K2~L: *D J Thomson
   1500h   Break
   1530h   MA42C-05 INVITED  Has the Sun Changed Climate?: *M E 
                    Schlesinger, N Ramankutty, N G Andronova
   1600h   MA42C-06 Transient Climate Simulation Forced by 
                    Changes in Tropospheric and Volcanic 
                    Aerosols Combined With Solar and Greenhouse 
                    Gas Forcing Over the Past 150 Years: *C  
                    Bertrand, A Dutrieux, J P van Ypersele
   1620h   MA42C-07 A Comparison of GCM Sensitivity to Changes 
                    in CO~K2~L and Solar Luminosity: *R J Oglesby, 
                    S Marshall, J W Larson, B Saltzman
   1640h   MA42C-08 Association Between Atmospheric Global 
                    Circulation of the Northern Hemisphere and 
                    the 11-Year Solar Cycle: *K V Konyaev, A N 
                    Zolotokrylin
   1700h   MA42C-09 From Hourly to Decadal Variations of the 
                    Spectral and Integral "Solar Constant": *G A 
                    Nikolsky

MA42D  ENGR:CR2-6  Thurs  1330h
M8  Boundary Layer and Its Mesoscale Impact
Presiding: H Bluestein, Univ of Oklahoma; A J Thorpe, 
           Univ of Reading

   1330h   MA42D-01 A Case Study of FIFE by Using a 3-D LES Model: 
                    *K Gurer, R Avissar
   1350h   MA42D-02 Surface Energy Fluxes, Atmospheric Boundary 
                    Layer Structure, and Synoptic Scale 
                    Circulation During the EFEDA Summer Pilot 
                    Experiment in Castilla-La Mancha, Spain: *H J 
                    Bolle
   1410h   MA42D-03 The Impact of Paramaterized Orographic Form 
                    Drag in an Operational Mesoscale Model: *R N B 
                    Smith
   1430h   MA42D-04 Numerical Experiments Concerning the 
                    Influence of Terrain on Fog Formation: *B W 
                    Golding
   1500h   Break
   1610h   MA42D-05 Mesoscale Circulations in the Baroclinic 
                    Boundary Layer: *P R Bannon
   1612h   MA42D-06 The Prediction of Dust Erosion by Wind: *L 
                    Berkofsky
   1614h   MA42D-07 An Air Pollution Dispersion Model for Tehran: 
                    *A A Bidokhti
   1616h   MA42D-08 Formation and Development of the West Coast 
                    Trough: J A Blockley, *M Yimin, T J Lyons
   1618h   MA42D-09 Airflow Over a Two-Dimensional Scarp: *J A 
                    Blockley, T J Lyons
   1620h   MA42D-10 Boundary Layer Dynamics Near the Dryline: 
                    Analysis of Data From the Oklahoma Mesonet: *H 
                    Bluestein, T Hutchinson
   1622h   MA42D-11 Airshed Management in Southeast Australia: 
                    The Example of Newcastle, NSW: *H A Bridgman
   1624h   MA42D-12 Evaluating the Relationship Between Cattle 
                    Egrets and Meteorology Using Satellite 
                    Tracking: *H A Bridgman, M N Maddock, D 
                    Geering
   1626h   MA42D-13 Implementation and Utilization of 
                    Three-Dimensional Cloud Model of Clark at 
                    the South African Weather Bureau: C L Bruyere, 
                    *B F Adam
   1628h   MA42D-14 Numerical Simulation of a Meso-beta Scale 
                    Squall Line on the '5.5' Dark Storm: W Chen, 
                    C Minlian, W Qiang, L Rongqing
   1630h   MA42D-15 Large-Eddy Simulation of Stratocumulus: 
                    Effects of Solar Radiation: *A Chlond, R 
                    Bennartz
   1632h   MA42D-16 REMO - A Model for Climate Research and 
                    Weather Forecast: *D Jacob, M Claussen
   1634h   MA42D-17 Effects of Urbanization on Mesoscale 
                    Meteorology: *R  Killen, D  Boice
   1636h   MA42D-18 A Linear Model of Anabatic and Katabatic 
                    Flow Using Terrain Following Coordinate 
                    System: F Kimura
   1638h   MA42D-19 Surface Pressure Transients and Boundary 
                    Layer Thermodynamic Properties During and 
                    After the Passage of Mid-latitude Mesoscale 
                    Convective Systems: *J C Knievel, R H Johnson
   1640h   MA42D-20 Correlation of Aerosol and Gas Concentration 
                    With Characteristics of Atmospheric 
                    Stratification Based on Lidar-Acoustic 
                    Sensing Results: *N P Krasnenko
   1642h   MA42D-21 Daytime Boundary Layer Evolution in a Deep 
                    Valley: *T  Kuwagata, F  Kimura
   1644h   MA42D-22 Possible Heat Island Versus Climatic Warming 
                    at Barrow, Alaska: *H R Laurusevage
   1646h   MA42D-23 An Analysis of "5.5" Severe Sand Storm - 
                    Dark Storm: *X Li, Y Dongzhen, Z Jianqiang, F 
                    Xiumei
   1648h   MA42D-24 Trajectory Analysis Applied to the Study of 
                    `Cold Outbreaks' Over Southern Australia: G 
                    Perrin, *I Simmonds
   1650h   MA42D-25 Application of One-Dimensional Model of 
                    Physical Processes in the Atmosphere for 
                    Estimation of the Open-Cast Mines Influence 
                    on Local Climate: *K G Rubinstein, S  Gailish
   1652h   MA42D-26 Geophysical Boundary Layer Modelling and Its 
                    Application to the Mesoscale Processes Over 
                    Nonuniform Terrain: V A Shnaidman, A G 
                    Tarnopolsky
   1654h   MA42D-27 Multiscale Circulations in the Arctic 
                    Atmospheric Boundary Layer: *B A Walter, P D 
                    Mourad
   1656h   MA42D-28 Development of Asymmetric Flow in PBL and 
                    Its Role in Tropical Cyclone Motion: Y Wang, 
                    G J Holland
   1658h   MA42D-29 Flow Field on a Two-Dimensional Wave From 
                    Orography: *S Wen
   1700h   MA42D-30 On the Parametrization of the Planetary 
                    Boundary Layer of the Atmosphere: *D Yordanov, 
                    M Kolarova
   1702h   MA42D-31 A Numerical Simulation of an Extraordinarily 
                    Heavy Rainfall With a Three Dimensional 
                    Nonstatic Compressible Model: *Z Y Cai
   1704h   MA42D-32 The Effects of Planetary Boundary Layer 
                    Characteristic Parameters on Spin-Down: *M 
                    Zhao
   1706h   MA42D-33 On the Similarity Theory for the Planetary 
                    Boundary Layer: *V Zholudev
   1708h   MA42D-34 Effects of Different Planetary Boundary 
                    Layer Formulations on Atmospheric Mesoscale 
                    Simulations Over the Oceans: *P O G Persson, 
                    J W Bao, M A Shapiro
   1710h   MA42D-35 Dynamic Beta-Effect and Its Influence on 
                    Cyclogenesis: S D Danilov, *F V Dolzhanskii, 
                    Y L Chernousko
   1712h   MA42D-36 Atmospheric Surface Layer Parameters Over 
                    Kharagpur From Pilot Experiment: D V 
                    Viswanadham, *A N V Satyanarayana, M K 
                    Srivastava
   1714h   MA42D-37 Numerical Simulation of a Heavy Rainfall 
                    Caused by the SW Vortex: *Z S Wang

MA51A  MATH:100  Fri  0830h
MJS3  Middle Atmosphere:  Chemistry, Radiation, and Transport
 (joint  with GA)
Presiding: M Tolbert, Univ of Colorado; P Hamill, 
           San Jose State Univ

   0830h   MA51A-01 INVITED  Laboratory Studies of Reactions 
                    Involved in Lower Stratospheric Ozone Loss: 
                    *A R Ravishankara
   0900h   MA51A-02 INVITED  Balloon-Borne Measurements of 
                    Reactive Nitrogen in the Stratosphere: *Y 
                    Kondo, M Koike, T Sugita, P Aimedieu, U 
                    Schmidt, R J Salawitch
   0930h   MA51A-03 The Temperature Dependence of Hydrogen 
                    Chloride Loss During ASHOE/MAESA: *A F Tuck, 
                    C R Webster, R D May, D C Scott, S J Hovde
   0945h   MA51A-04 Mechanisms for Heterogeneous Reactions 
                    Occurring on Type II Polar Stratospheric 
                    Cloud (PSC) Mimics: *S F Banham, J R Sodeau, 
                    A B Horn, T G Koch
   1000h   Break
   1030h   MA51A-05 Stratospheric HCl, HF, and N~K2~LO in 
                    Antarctica Observed With Solar Infrared 
                    Absorption Method: *I  Murata, K  Kita, N  
                    Iwagami, T  Ogawa
   1045h   MA51A-06 Ozone Depletion in the Arctic During Spring 
                    1990 and Its Relationship to Dynamical Fields: 
                    *T  Hirooka, E  Ayukawa
   1100h   MA51A-07 INVITED  Effects of Pinatubo on 
                    Stratospheric Ozone, Circulation, and 
                    Chemistry: *W J Randel
   1130h   MA51A-08 Perturbations in Stratospheric HNO~K3~L and 
                    NO~K2~L Associated With Heterogeneous 
                    Sulfate Aerosol Chemistry: *A E Roche, J B 
                    Kumer, J L Mergenthaler, R W Nightingale, P S 
                    Connell, D E Kinnison, K E Grant, M R Gunson, 
                    M C Abrams
   1145h   MA51A-09 Using Ozonesonde Profiles to Identify 
                    Mid-latitude Low Ozone Anomalies Related to 
                    Volcanic and Non-volcanic Processes: *D J 
                    Hofmann, S J Oltmans

MA51B  EC:Arena  Fri  0830h
MJS3  Middle Atmosphere:  Chemistry, Radiation, and Transport - 
Posters (joint  with GA)
Presiding: R Garcia, NCAR

   0830h   MA51B-01 POSTER  Study of the Heterogeneous Chemistry 
                    in the Stratosphere Introduced by Sulfate 
                    Aerosol Particles: *B Wu, S Wang, P Yang
   0830h   MA51B-02 POSTER  The Early Stages of Polar Processing 
                    in the Northern and Southern Winters: Model 
                    Results and UARS Observations: *V  Yudin, M  
                    Geller, J Waters, L Elson, J Russell, A  
                    Roche, A Douglass, M Cerniglia
   0830h   MA51B-03 POSTER  Latitudinal Variations of the 
                    Sensitivity of CO~K2~L Cooling to Variations 
                    in Atomic Oxygen Concentration in the 
                    Mesosphere/Lower Thermosphere: *V I Fomichev, 
                    W E Ward
   0830h   MA51B-04 POSTER  Matrix Parameterization of the 15 
                    micrometer CO~K2~L Band Cooling in the 
                    Middle Atmosphere (15-150 km) for Arbitrary 
                    CO~K2~L Concentration: V I Fomichev, D S 
                    Turner, J P Blanchet
   0830h   MA51B-05 POSTER  The Radiative Shielding Effect of 
                    Thermospheric Nitric Oxide: *K Minschwaner
   0830h   MA51B-06 POSTER  Non-LTE Radiative Transfer in the 
                    CO~K2~L Bands in the Middle Earth Atmosphere: 
                    *V P Ogibalov, A A Kutepov, G M Shved
   0830h   MA51B-07 POSTER  Rotational Temperatures of Infrared 
                    Active Species in the Daytime Terrestrial 
                    Thermosphere: H  Dothe, F von Esse, *R D 
                    Sharma
   0830h   MA51B-08 POSTER  Adsorption and Solubility of HCl in 
                    Ice: L  Chaix, E  Thibert, *F  Domine
   0830h   MA51B-09 POSTER  A Two-Dimensional Study of Polar 
                    Stratospheric Cloud Formation and Its Impact 
                    on Chemical Composition: *A De Rudder, X X 
                    Tie, N  Larsen, C  Granier, G  Brasseur
   0830h   MA51B-10 POSTER  Movement of the Radioactive Aerosol 
                    Particles in the Atmosphere Electric Field: 
                    *V A Kuzmin, G Y Ignatyev
   0830h   MA51B-11 POSTER  Ground-Based Measurements of 
                    Stratospheric Aerosols by Using 
                    Multiwavelength Photometer During Twilight: *M 
                    Lal, J N Desai
   0830h   MA51B-12 POSTER  The Effect of Heterogeneous Bromine 
                    Reactions on Stratospheric Photochemistry: 
                    *D J Lary, M P Chipperfield, R  Toumi
   0830h   MA51B-13 POSTER  The Doppler Wind and Temperature 
                    System of the ALOMAR Lidar: Initial 
                    Temperature and Vertical Wind Results During 
                    Polar Stratospheric Cloud Events: *N P 
                    Meredith, D Rees, E Griffin, Y Chaxell, P E 
                    Nielsen
   0830h   MA51B-14 POSTER  Temperature Dependences of the 
                    Reactions of CO~K3~L-(H~K2~LO)~K0~L,~K1~L 
                    and O~K3~L- With NO and NO~K2~L: S T Arnold, 
                    *R A Morris, A A Viggiano
   0830h   MA51B-15 POSTER  Chemical and Physical Dynamics of 
                    Single H~K2~LSO~K4~L Aerosols Using a 
                    Quadrupole Trap: K L Carleton, *D M 
                    Sonnenfroh, W T Rawlins, S Arnold
   0830h   MA51B-16 POSTER  Gas-Diffusion-Limited Absorption of 
                    Trace Gases by a Liquid Droplet: *T Vesala, M 
                    Kulmala, T Peter, B P Luo
   0830h   MA51B-17 POSTER  Vertical Profiles of N~K2~LO~K5~L, 
                    CH~K4~L, N~K2~LO, and H~K2~LO in the 
                    Stratospheric Polar Winter, Measured by 
                    MIPAS-B: *G Wetzel, T von Clarmann, H Oelhaf, 
                    H Fischer
   0830h   MA51B-18 POSTER  Chemistry in the Canadian Middle 
                    Atmosphere Climate Model: *J C McConnell, J W 
                    Sandilands, J de Grand pre, S R Beagley
   0830h   MA51B-19 POSTER  The Theory of Gravity Wave Spectra 
                    and the Parameterization of Wave Drag: *A S 
                    Medvedev, G P Klaassen

MA51C  ENGR:CR2-28  Fri  0830h
MJS14  Climate Variability and Forcing Over the Past Millennium
 (joint  with OS,S,V)
Presiding: J Mitchell, Hadley Centre; B Santer, LLNL

   0830h   MA51C-01 INVITED  Variations in Worldwide Temperature 
                    During the Instrumental Period: *C K Folland, 
                    D E Parker, N Rayner
   0855h   MA51C-02 The Influence of Urban Warming in the Global 
                    Temperature Signal: *T C Peterson, D R 
                    Easterling, T R Karl, R S Vose
   0915h   MA51C-03 INVITED  Variations of Glaciers During the 
                    Industrial Period and Their Relation to 
                    Climatic Fluctuations: *M F Meier
   0940h   MA51C-04 Trends in Hemispheric Total Cloud Cover 
                    Determined From Surface Observations, 
                    1954-1991: *C J Hahn, S G Warren
   1000h   Break
   1030h   MA51C-05 INVITED  Variations in Large Scale 
                    Precipitation Over Land During the 
                    Instrumental Period: *P Y Groisman, D R 
                    Easterling
   1055h   MA51C-06 Changes in "Normal" Precipitation in Norway 
                    and the North Atlantic Region: *E J Forland, 
                    I Hanssen-Bauer
   1115h   MA51C-07 Hydrometeorological Trends Over Eastern 
                    Europe: *V Y Georgievsky, S A Zhuravin, A V 
                    Ezhov
   1135h   MA51C-08 Twentieth Century Variations in Australian 
                    Rainfall and Temperature: *N Nicholls, B 
                    Lavery, S Torok
   1155h   MA51C-09 Abrupt Changes in Asia Monsoon Climate in 
                    Association With the Global Warming: *C Fu

MA51D  ENGR:CR2-6  Fri  0830h
M8  Boundary Layer and Its Mesoscale Impact
Presiding: D J Keyser, SUNY-Albany

   0830h   MA51D-01 Numerical Simulation and Observational 
                    Validation of the Structure of an Intense 
                    Cold Front: Impact of 
                    Planetary-Boundary-Layer Processes on the 
                    Frontogenesis: *J W Bao, P J Neiman, M A 
                    Shapiro, B F Smull
   0850h   MA51D-02 Cross-Stream Resolution of Low-Level Jets: *J 
                    Nogues-Paegle, J Paegle
   0910h   MA51D-03 Observations of Cold Fronts and Nonlinear 
                    Waves Over Central Australia: *M J Reeder, 
                    R K Smith, D R Christie, N J Tapper
   0930h   MA51D-04 Modification of Surface Frontogenesis by the 
                    Planetary Boundary Layer: *C  Snyder, D  
                    Keyser
   0950h   MA51D-05 Enhanced Cold Front Propagation due to 
                    Friction: A  Becker, *K G Keuler, E  Schaller
   1010h   Break
   1040h   MA51D-06 The Boundary Layer Meso-jet Prediction in 
                    Operational Forecasting Model: *L V Berkovich
   1100h   MA51D-07 Cold Pools in Shear: *D J Parker, A J Thorpe
   1120h   MA51D-08 The Generation and Maintenance of 
                    'Morning-Glory' Bore Waves: J A Noonan, R K 
                    Smith
   1140h   MA51D-09 Numerical Modelling of Coastal Stable 
                    Boundary-Layer Flow and Its Impact on 
                    Transport of Pollutants: *W  Gong

MA51E  EC:Arena  Fri  0830h
M11  Spectroscopy and Radiative Transfer - Posters
Presiding: N Scott, Ecole Polytechnique, LMD/ARA

   0830h   MA51E-01 POSTER  Remote Sensing of Cloud Parameters: 
                    *S V Dvoryashin
   0830h   MA51E-02 POSTER  A Multi-spectral Surface Reflectance 
                    Approximation to Facilitate Atmospheric 
                    Correction for Multi-look Satellite 
                    Radiometers: *R J Flowerdew, J D Haigh
   0830h   MA51E-03 POSTER  Analysis of the 2076 cm~L-1~K Q 
                    Branch of CO~K2~L Using a Hard Collision 
                    Model With Line Mixing: *R Berman, P Duggan, 
                    J R Drummond, A D May
   0830h   MA51E-04 POSTER  Numerical Procedures Used in 
                    Processing HALOE Data: *L L Gordley, B T 
                    Marshall, J M Russell
   0830h   MA51E-05 POSTER  Computed and Measured Optical 
                    Properties of Lower Tropospheric California 
                    Aerosols: R L Gunter, *D C Montague, J R 
                    Snider
   0830h   MA51E-06 POSTER  Validity Limits of a Simple 
                    Mathematical Scheme for the Retrieval of 
                    Aerosol Profile Variations From Satellite: *M 
                    Gabella, V Kisselev, G Perona
   0830h   MA51E-07 POSTER  Mossbauer Study of Iron-Containing 
                    Atmospheric Aerosol Collected in the Tatra 
                    Mountain Region: *B Kopcewicz, M Kopcewicz
   0830h   MA51E-08 POSTER  Aerosol Spectral Optical Depths in 
                    Urban and Rural Regions: R M Welch, O B 
                    Vasilyev, A Leyva-Contreras, A 
                    Muhlia-Velazquez
   0830h   MA51E-09 POSTER  Comparison Study of Microwave 
                    Radiative Transfer Model on Rainfall 
                    Measurement: J Liu, L Lin, D Lu
   0830h   MA51E-10 POSTER  Line Mixing Effects in CO~K2~L, 
                    O~K3~L, and CH~K4~L Absorption Bands: A V 
                    Polyakov, *Y M Timofeyev, M V Tonkov, N N 
                    Filippov
   0830h   MA51E-11 POSTER  Line Narrowing and Line-Shift 
                    Effects on the Remote Sensing of the 
                    Atmosphere: A V Polyakov, *Y M Timofeyev, M V 
                    Tonkov, N N Filippov
   0830h   MA51E-12 POSTER  Multi-parameter Approach to the 
                    Remote Sensing of the Middle Atmosphere 
                    Accounting for Non-LTE Conditions: *V S 
                    Kostsov, Y M Timofeyev
   0830h   MA51E-13 POSTER  Study of Aerosol Black Carbon in 
                    Real Time: *S M Pyrogov, A A Kornejev

MA51F  ENGR:CR2-26  Fri  0830h
M11  Spectroscopy and Radiative Transfer
Presiding: N Scott, Ecole Polytechnique, LMD/ARA; J McConnell, 
           York Univ

   0830h   INTRODUCTION: N Scott,Ecole Polytechnique
   0840h   MA51F-01 Methods for the Atmospheric Correction of 
                    Data From the Visible and Near-Infrared 
                    Channels of ATSR-2: *R J Flowerdew, J D Haigh
   0900h   MA51F-02 Techniques for the Retrieval of the Optical 
                    Properties of Clouds Using the Along Track 
                    Scanning Radiometer-2: *J E Russell, J D 
                    Haigh
   0920h   MA51F-03 Techniques for the Retrieval of the Optical 
                    Properties of Clouds Using the Along Track 
                    Scanning Radiometer-2: *S J Evans, J D Haigh
   0940h   MA51F-04 The Radiative Effects of Atmosphere Aerosols 
                    on the Retrieval of Sea Surface Temperature 
                    From the Infrared Measurements by the 
                    Advanced Very High Resolution Radiometer: *N 
                    Zhang, C R Nagaraja Rao
   1000h   Break
   1030h   MA51F-05 Post-launch Calibration of the Visible and 
                    Near-Infrared Channels of the Advanced Very 
                    High Resolution Radiometer Using Desert 
                    Calibration Target: A Sensitivity Analysis: *J 
                    Chen, C R Nagaraja Rao
   1050h   MA51F-06 An Overview of the Post-launch Calibration 
                    of the Visible and Near-Infrared Channels of 
                    the Advanced Very High Resolution Radiometer: 
                    *C R Nagaraja Rao, R M Mitchell
   1110h   MA51F-07 The Roles of Ocean Wave Asymmetry and Foam 
                    in Modelling Passive Polarimetric 
                    Wind-Direction Signatures: D B Kunkee, A J 
                    Gasiewski
   1130h   MA51F-08 High Precision Spectroscopy in the Near 
                    Infrared: Application to Atmospheric Studies: 
                    *J R Drummond, R Berman, P Duggan, A D May
   1150h   MA51F-09 The GEISA Program for Management and Study 
                    of Spectroscopic Information: *N  Husson, A  
                    Chedin
   1210h   MA51F-10 On Correlated k Distribution and Its 
                    Applications: X Zhu, D F Strobel

MA52A  MATH:100  Fri  1330h
MJS3  Middle Atmosphere:  Chemistry, Radiation, and Transport
 (joint  with GA)
Presiding: A R Ravishankara, NOAA; M Mlynczak, 
           NASA Langley Research Center

   1330h   MA52A-01 Observations of High Concentrations of 
                    Nuclei-Mode Particles Near the Tropopause: 
                    *C A Brock, J C Wilson, H H Jonsson, P Hamill
   1345h   MA52A-02 The Nucleation of Stratospheric Aerosol 
                    Particles at the Tropical Tropopause: P 
                    Hamill, C A Brock, J C Wilson
   1400h   MA52A-03 Evolution of the Stratospheric Temperature 
                    and Relation With the Presence of PSCs as 
                    Seen by ALOMAR Rayleigh and Raman Lidar 
                    During SESAME: *A Hauchecorne, D Nedeljkovic, 
                    M L Chanin, G von Cossart, J Fiedler, U 
                    von Zahn, K H Fricke, V Nussbaumer
   1415h   MA52A-04 High Resolution Vertical Structure of PSCs 
                    as Measured With the ALOMAR Rayleigh Lidar 
                    During SESAME: *B Nardi, A Hauchecorne, J P 
                    Pommereau, D Nedeljkovic, M L Chanin
   1430h   MA52A-05 Observations of a Concorde Contrail in the 
                    Arctic Stratospheric Vortex During the Zebre 
                    Campaign: *B Nardi, J P Pommereau, A 
                    Hauchecorne, P Mirabel
   1445h   Break
   1515h   MA52A-06 Sensitivity of the Middle Atmosphere Climate 
                    Simulated in a GCM to Radiative Effects of 
                    Methane, Nitrous Oxide, and CFCs: *M D 
                    Schwarzkopf, V Ramaswamy
   1530h   MA52A-07 Stratospheric Ozone and Climate Change: *V 
                    Ramaswamy
   1600h   MA52A-08 Energetics of the Stratosphere and 
                    Mesosphere as Revealed by UARS: *M G Mlynczak, 
                    S Soloman, D A Chu, R Portmann, R R Garcia
   1615h   MA52A-09 Nighttime Mesospheric Cooling by OH~L*~K and 
                    O~K2~L Airglow Emissions Band at Low Latitude: 
                    *P R Fagundes, D Gobbi, H Takashi
   1630h   MA52A-10 Scattered and Direct Ultra Violet/Visible 
                    Solar Radiation in the Atmosphere: Modeling 
                    and Measurement: *G P Anderson, L A Hall, J H 
                    Chetwynd, J Wang, K Minschwaner, R J Thomas, 
                    J A Conant, A Berk, K Stamnes
   1645h   MA52A-11 Non-local Thermodynamic Equilibrium Limb 
                    Radiance From CO~K2~L and O~K3~L at 925 
                    cm~L-1~K Measured by CLAES: *D P Edwards, J B 
                    Kumer, M  Lopez-Puertas, M G Mlynczak, A E 
                    Roche
   1700h   MA52A-12 ISAMS Measurements of Limb Atmospheric 
                    Radiance in the 4.7-Micrometer  Spectral 
                    Region: *M  Lopez-Puertas, G  Zaragoza, M A 
                    Lopez-Valverde, F W Taylor
   1715h   MA52A-13 A Comparison of Model Calculations of 
                    Polarized Radiation in the Stratosphere With 
                    SunPhotoSpectrometer Measurements During the 
                    SPADE Campaign: *C A McLinden, J C McConnell, 
                    E Griffioen, C T McElroy

MA52B  ENGR:CR2-28  Fri  1330h
MJS14  Climate Variability and Forcing Over the Past Millennium
 (joint  with OS,S,V)
Presiding: C Folland, UK Meteorological Office; G Meehl, NCAR

   1330h   MA52B-01 INVITED  Interannual Decadal Scale 
                    Variability of the World Ocean: S Levitus
   1350h   MA52B-02 INVITED  Decadal and Century-Scale 
                    Variability in Ocean Models: *U  Mikolajewicz
   1410h   MA52B-03 The Relation Between Changes in the Southern 
                    Ocean Freshwater Balance and North Atlantic 
                    Climate Change: *T Stocker, J Sander
   1430h   MA52B-04 African Rainfall Variability and Sea Surface 
                    Temperatures: *R Washington, C K Folland
   1450h   Break
   1520h   MA52B-05 Analysis of Multiple Decadal Long 
                    Atmospheric Simulations Using the ECHAM3 
                    Model Under GISST Forcing: *A Hense
   1540h   MA52B-06 Climatic Variability and ENSO: *R J Allan
   1600h   MA52B-07 Relative Roles of the Tropical Pacific and 
                    the Indian Ocean SST in the Atmospheric 
                    Variability: *A Kitoh
   1620h   MA52B-08 Links Between El Nino/Southern Oscillation 
                    and Global Climatic Variability During the 
                    Industrial Period: *G N Kiladis, H F Diaz, 
                    J K Eischeid
   1640h   MA52B-09 A Modeling Study of the Relative Roles of 
                    Tropical and Extratropical SST Anomalies in 
                    the Variability of the Global 
                    Atmosphere-Ocean System: *N C Lau, M J Nath
   1700h   MA52B-10 Multidecadal Climate Variability in the 
                    Indian Ocean/Australasian Region During the 
                    Austral Summer: *C J Reason, R J Allan, J A 
                    Lindesay

MA52C  ENGR:CR2-6  Fri  1330h
M8  Boundary Layer and Its Mesoscale Impact
Presiding: R Wu, Nanjing Univ

   1330h   MA52C-01 Topographic Effect on the Geostrophic 
                    Adjustment and Frontogenesis in Atmosphere: *R 
                    Wu
   1350h   MA52C-02 Orographically Induced Mesoscale Features 
                    Over Southern Taiwan Observed in TAMEX: *G T J 
                    Chen
   1410h   MA52C-03 Synoptic and Mesoscale Forcing of Convective 
                    Activity Over Cape Canaveral and Nowcasting 
                    for Space Shuttle Landings: *S  Businger, W H 
                    Bauman
   1430h   MA52C-04 Numerical Modelling of Embedded Convection: 
                    M V Gurovich, *I P Mazin
   1450h   Break
   1520h   MA52C-05 A Combined Meteorological and Seismological 
                    Network for Disaster Reduction in Central 
                    Europe: *P Steinhauser
   1540h   MA52C-06 Analysis and Numerical Modeling of Rapid 
                    Maritime Cyclogenesis During ERICA IOP8: *S  
                    Businger, T M Graziano, M L Kaplan
   1600h   MA52C-07 On Airmass Motion Along Terrain 
                    Irregularities: *L N Gutman, G I Burde, A 
                    Zangvil, S Karas
   1620h   MA52C-08 An Integrated Air Pollution Modeling System: 
                    Application to the Los Angeles Basin: *R Lu, 
                    R P Turco, M Jacobson
   1640h   MA52C-09 Bi-Daily Variation of Meteorological 
                    Properties Across the Pacific Along 35N: *K E 
                    Kenyon

MA52D  ENGR:CR2-26  Fri  1400h
M11 Spectroscopy and Radiative Transfer
Presiding: N Scott, Ecole Polytechnique, LMD/ARA; J McConnell, 
           York Univ

   1400h   MA52D-01 Non-LTE Effects on Nadir Viewing Temperature 
                    Sounding in the CO~K2~L 4.3 Micrometer and 
                    15 Micrometer Bands: *J R Winick, J  Wang, 
                    J L Moncet, H  Snell
   1420h   MA52D-02 Middle Atmosphere Non-LTE Limb Radiances of 
                    the CO~K2~L Bands in the 1-15 Micrometers 
                    Spectral Region: *A A Kutepov, V P Ogibalov, 
                    G M Shved
   1440h   MA52D-03 On the Possibility of Retrieving Non-LTE 
                    Ro-vibrational Populations of CO~K2~L 
                    Molecules and Kinetic Temperature From High 
                    Resolution Limb Radiance Measurements in the 
                    IR CO~K2~L Bands: *A G Ishov, A A Kutepov, H  
                    Oelhaf
   1500h   Break
   1530h   MA52D-04 Tropospheric Contents of CO, CH~K4~L, O~K3~L 
                    and N~K2~LO: The Space-Borne Instrument IASI: 
                    *C  Clerbaux, G  Megie, P  Chazette, C  
                    Camy-Peyret
   1550h   MA52D-05 Detectability of Concentration Variations of 
                    Methane and Carbon Monoxide With SCIAMACHY: 
                    *H  Schrijver, S  Slijkhuis, M G Roemer, A P 
                    Goede
   1610h   MA52D-06 Southern Hemisphere Ground Based 
                    Measurements of Mid-latitude Total Column 
                    HCl: Long Term Trend and Seasonal Cycle: *N B 
                    Jones, A R Reisinger, W A Matthews, D G 
                    Murcray, F J Murcray
   1630h   MA52D-07 Properties of Polar Stratospheric Clouds: *R G 
                    Grainger, A Lambert, C D Rodgers, F W Taylor
   1650h   MA52D-08 Information Content of Outgoing Microwave 
                    Measurements: *E M Shulgina, A V Polyakov, 
                    Y M Timofeyev

MA61A  MATH:Room 100  Sat  0830h
MJS3  Middle Atmosphere: Chemistry, Radiation, and Transport
 (joint  with GA)
Presiding: W Randel, NCAR; M Hitchman, Univ of Wisconsin

   0830h   MA61A-01 INVITED  Role of QBO in Stratospheric 
                    Dynamics and Constituent Transport: *K K Tung, 
                    H Yang
   0900h   MA61A-02 The Quasi-biennial Oscillation and the 
                    Severity of the Antarctic Ozone Hole: *J 
                    Austin, N Butchart
   0915h   MA61A-03 Geographical Variation of Chemical Transport 
                    Across the Tropical Stratosphere: *M H 
                    Hitchman, G A Postel, V L Harvey
   0930h   MA61A-04 Global Stratospheric Transport and the 
                    "Tropical Pipe": *R A Plumb
   0945h   MA61A-05 The Imprint of Tropical Tropopause 
                    Temperatures on Lower Stratospheric Water 
                    Vapor: *P W Mote, E S Carr, R S Harwood, J S 
                    Kinnersley, K H Rosenlof, J M Russell
   1000h   Break
   1030h   MA61A-06 Evolution and Behavior of the Subtropical 
                    Barrier in a 3-D Mechanistic Gridpoint Model 
                    Using Different Spatial Resolutions: *A Beck
   1045h   MA61A-07 Does Dehydration in the Southern Polar 
                    Vortex Affect Midlatitudes?: *P W Mote
   1100h   MA61A-08 Meridional Propagation of Rossby Waves and 
                    Tropical-Subtropical Mass Exchange in the 
                    Lower Stratosphere: *X Tao
   1115h   MA61A-09 INVITED  Polar Vortex Dynamics and Transport: 
                    *R A Plumb
   1145h   MA61A-10 Diabatic Contour Advection of Polar 
                    Stratospheric Potential Vorticity: *A  
                    Mariotti, B  Legras

MA61B  ENGR:CR 2-28  Sat  0830h
MJS14  Implications of Past Climate Variability for the Future
 (joint  with OS,S,V)
Presiding: U Mikolajewicz, Max Planck Institute; M MacCracken, 
           National Science Foundation

   0830h   MA61B-01 INVITED  Prediction and Detection of 
                    Anthropogenic Climate Change Using Global 
                    Circulation Models: *U Cubasch
   0855h   MA61B-02 INVITED  An Overview of Recent Multivariate 
                    Climate Change Detection Studies: *B D Santer, 
                    K E Taylor, T M Wigley, U  Mikolajewicz
   0920h   MA61B-03 The Possible Role of Sulfate Aerosols in 
                    Masking a Greenhouse Warming Signal: B D 
                    Santer, *K E Taylor, J E Penner, T M Wigley, 
                    P D Jones
   0940h   MA61B-04 Detecting Greenhouse Climate Change During 
                    the 20th Century: *D J Karoly, D Sexton, C 
                    Folland, J Mitchell, D Rowell
   1000h   Break
   1030h   MA61B-05 INVITED  Sensitivity of Coupled Models to 
                    Gradual Increases in Forcing by Greenhouse 
                    Gases and Aerosols: *J F B Mitchell
   1055h   MA61B-06 INVITED  Possible Future Changes of 
                    Variability in the Coupled Climate System: 
                    *G A Meehl
   1120h   MA61B-07 2xCO~K2~L Time-Slice and Coupled Experiments: 
                    *B Timbal, J F Royer, J F Mahfouf
   1140h   MA61B-08 Influence of Changes in Tropospheric and 
                    Volcanic Aerosols Combined With Solar and 
                    Greenhouse Gas Forcings on the Next Century 
                    Climate: *C  Bertrand, J P van Ypersele, A 
                    Dutrieux
   1200h   MA61B-09 Chinese Temperature Changes (1380-2100): 
                    Analysis (1380-1990) and Forecast (1990-2100): 
                    *J Sanchez-Sesma

MA62A  MATH:Room 100  Sat  1330h
MJS3  Middle Atmosphere: Chemistry, Radiation, and Transport
 (joint  with GA)
Presiding: A Plumb, MIT; P Mote, Univ of Edinburgh

   1330h   MA62A-01 A Simple Parameterization of Chemical 
                    Mixdown Time: *J Thuburn, D G H Tan
   1345h   MA62A-02 Three-Dimensional Simulation of N~K2~LO and 
                    0~K3~L Transport and Antarctic Vortex 
                    Evolution in the Middle Stratosphere: *D M 
                    Cunnold, G P Lou, F N Alyea
   1400h   MA62A-03 Lower Stratospheric Transport in the 
                    Southern Hemisphere in the Fall and Winter: 
                    *S E Strahan, M Loewenstein, J R Podolske, 
                    E R Keim
   1415h   MA62A-04 The Vertical Structure of Rossby Wave 
                    Breaking in the Lower Stratosphere: *A H 
                    Sobel, R A Plumb, D W Waugh
   1430h   MA62A-05 Tropopause Folding Associated With 
                    Upper-Level Frontogenesis: *H  Richter, M J 
                    Reeder
   1445h   MA62A-06 Formation of Ozone Laminae at the Edge of 
                    the Arctic Polar Vortex: *Y J Orsolini
   1500h   Break
   1530h   MA62A-07 Definition of the Polar Vortex Edge by Lidar 
                    Data of Stratospheric Aerosol: A Comparison 
                    With Values of Potential Vorticity: *D 
                    Dameris, M Wirth, W Renger, V Grewe
   1545h   MA62A-08 Summer Hemisphere Differences in Temperature 
                    and Transport in the Lower Stratosphere: *K H 
                    Rosenlof, E Yulaeva, M J Alexander
   1600h   MA62A-09 Tracer Correlations in the Stratosphere: 
                    Comparisons of Satellite and Aircraft 
                    Observations With 3-D Chemistry/Transport 
                    Model Simulations: *W Grose, R S Eckman, R B 
                    Pierce
   1615h   MA62A-10 To the Poleward Advection of Upper 
                    Tropospheric Air: D Peters, D Waugh
   1630h   MA62A-11 Stratospheric Correlations of Long-Lived 
                    Tracers From In-Situ Aircraft Measurements: 
                    *C M Volk, J W Elkins, D W Fahey, G S Dutton, 
                    T J Baring, R E Dunn, J M Gilligan
   1645h   MA62A-12 Transport of Carbon Monoxide in the Middle 
                    Atmosphere as Measured by ISAMS/UARS: *M A 
                    Lopez-Valverde, M  Lopez-Puertas, J J 
                    Remedios, F W Taylor
   1700h   MA62A-13 On the Transport of Thermospheric Nitric 
                    Oxide Into the Middle Atmosphere: *D E 
                    Siskind, M E Summers, J T Bacmeister, R R 
                    Conway, S E Zasadil, J M Russell

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