IUGG XXI
Comptes Rendus

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SYMPOSIA

(Organized by the Associations and Commissions
During the XXI General Assembly)

International Association of Geodesy (IAG)

IAG Joint Symposia (joint sponsors are listed in parentheses)

G JS1 Crustal Deformation Along Plate Boundaries
(IAG, IASPEI)
Convener: J- B Minster (USA)
G JS2 Geodetic Remote Sensing, Seismic Monitoring of Volcanoes
(IAG, IASPEI, IAVCEI)
Lead Convener: C. Reigber (Germany)
Co-conveners: A. Hasegawa (Japan), A. Linde (USA)
G JS3 Inner Core, Core, Mantle, and Their Interfaces
The Figure of the Earth and Earth Rotation and Its Monitoring
Ocean and Atmosphere, Global Change
(IAG, IAMAS, IAPSO, IASPEI, IAGA, IAHS, SEDI)
Lead Convener: M. Feissel (France)
Co-conveners: D. Cartwright (UK), R. Hide (UK), R. Sabadini (Italy), J. Wahr (USA), P. Brosche (Germany).

IAG Association Symposia

G 1 Spaceborne Applications of the GPS
Kinematic Applications of the GPS
The GPS and Its Relations to Geophysics
The IGS and Other Continuously Operating GPS Reference Networks
Lead Convener: G. Beutler (Switzerland)
Co-conveners: G. Hein (Germany), W. Melbourne (USA), G. Seeber (Germany)
G 2 Geodesy in Southeast Asia
Lead Convener: J. Rais (Indonesia)
Co-convener: J. Manning (Australia).
G 3 Global Gravity Field and Its Temporal Variation
Lead Convener: R. H. Rapp (USA)
Co-conveners: A. Cazenave (France), R. S. Nerem (USA)
G 4 Airborne Gravity Field Determination
Lead Convener: K. P. Schwarz (Canada)
Co-conveners: J. Brozena (USA), G. Hein (Germany)
G 5 The Geoid and the Solution of the Boundary Value Problem
Lead Convener: B. Heck (Germany)
Co-conveners: R. Forsberg (Denmark), H. Sunkel (Austria).
G 6 Geodetic Networks for Addressing Geophysical Issues
Lead Convener: M. Prilepin (Russia)
Co-conveners: Y. Bock (USA), J. Kakkuri (Finland)
G 7 New Concepts in Space Geodesy
Lead Convener: P. L. Bender (USA)
Co-conveners: F. Nouel (France), C. Reigber (Germany), R. Rummel (Germany).
G 8 Applications of Geodesy to Engineering
Section I: Positioning
Convener: M. Prilepin (Russia); F. K. Brunner (Australia)
G 9 Applications of Geodesy to Engineering
Section II: Advanced Space Techniques
Convener: C. Reigber (Germany)
G 10 Gravity Observations and Evaluation
Gravity Field Determination
Gravity Variation With Time
Geoid Determination
Oral Session 1: Business Session
Convener: Hans-Georg Wenzel (Germany)
Oral Session 2: Gravimetry
Convener: Iginio Marson (Italy)
Oral Session 3: Geoid Determination
Convener: Hans Sunkel (Austria)
Poster Session 4: Common for Both Oral Sessions 2 and 3.
Convener: Rene Forsberg (Denmark)
G 11 Section IV: General Theory and Methodology
Convener: F. Sanso (Italy)
G 12 Section V: Geodynamics
Reference Frames and Crustal Motion
Tides and General Topics
Lead Convener: J. Dickey (USA)
Co-conveners: M. Feissel, H. Hsu, T. Tanaka.
G 13 Joint Symposium on Education
Conveners: R. Langley (Canada)

International Association of Seismology and Physics of the Earth's Interior (IASPEI)

IASPEI Joint Symposia and Workshops (joint sponsors are listed in parentheses)

S JS1 Earthquake Generation Processes (IASPEI, IAVCEI).
Lead convenor: M. Matsu'ura (Japan)
Co-convenors: T. Lewis (Canada), C.J. Marone (USA), S. McNutt (USA), M. Takeo (Japan)
S JS2 Physical and Chemical Evolution of the Earth (IASPEI, IAVCEI).
Lead convenor: T.J. Ahrens (USA)
Co-convenors: P. Gillet (France), W. McDonough (Australia), E. Ohtani (Japan)
S JS3 Long-Term Seafloor Observations and Networks (IASPEI, IAG, IASPSO, ION). Lead convenor: K. Suyehiro (Japan)
Co-convenors: J-P. Montagner (France), J. Orcutt (USA), A. Chave (USA), A. Schultz (UK), F. Spiess (USA)
S JS4 Modeling Earth's Structure and Dynamics (IASPEI, IAGA, IAG)
Lead convenor: S. Constable (USA)
Co-convenors: A.G. Duba (USA), I. Jackson (Australia), J-P. Poirier, (France), T.A. Herring (USA)
S JS5 Core-Mantle Boundary Region (IASPEI, IAGA, IAG, SEDI).
Lead convenor: R. Jeanloz (USA)
Co-convenors: B. Buffett (Canada), K. Whaler (UK)
S JS6 Rock Properties Related to Environmental Concerns (IASPEI, IAHS, SEG).
Lead convenor: G.A. Sobolev (Russia)
Co-convenors: S. Ingebritsen (USA), G. Olhoeft (USA), H. Spetzler (USA)
S JS7 Mantle Dynamics and the Geological Record (IASPEI, SEDI, ILP).
Lead convenor: M. Richards (USA)
Co-convenors: S. Cloetingh (Netherlands), G. Davies (Australia), M. Gurnis (USA)
S JS8 Modeling the Earth's Interior (IASPEI, IAVCEI, IAG, SEDI).
Lead convenor: R. O'Connell (USA)
Co-convenors: G. Masters (USA), M. Brown (USA), V. Dehant (Belgium)
S JW1 Geophysical Networks (IASPEI, IAGA, IAG).
Lead convenor: D.W. Simpson (USA)
Co-convenors: G. Beulter (Switzerland), G. Boedecker (Germany), D. Kerridge (UK), G. Roult (France)
S JW2 Geophysical Data Challenges in the 21st Century (IASPEI, IAG, IAGA, CODATA, WDC).
Lead convenor: M.A. Chinnery (USA)
Co-convenors: G.A. Sobolev (Russia), C.C. Tscherning (Denmark)

IASPEI Association Symposia

S 1 Seismicity Induced by Petroleum, Mining and Geothermal Activities (IASPEI, SEG).
Lead convenor: M. Fehler (USA)
Co-convenor: C. Trifu (Canada)
S 2 Earthquake Prediction.
Lead convenor: K. Hamada (Japan)
Co-convenor: A. Lindh (USA)
S 3 Continental Evolution Revealed in Geophysical Transects (IASPEI, ILP).
Lead convenor: W.D. Mooney (USA)
Co-convenors: R. Clowes (Canada), H-J. Goetze (Germany), S. Mueller (Switzerland), N. Pavlenkova (Russia)
S 4 Origin and Evolution of Sedimentary Basins (IASPEI, ILP, SEG).
Lead convenor: R. Allis (New Zealand)
Co-convenors: C. Beaumont (Canada), C. Clauser (Germany), S. Cloetingh (The Netherlands)
S 5 Ground Motion Analysis From Recent Strong-Motion Data.
Lead convenor: Li-li Xie (China)
Co-convenor: N.A. Abrahamson (USA)
S 6 Quantification of Earthquakes
Lead convenor: G. Ekstrom (USA)
Co-convenors: H. Kawakatsu (Japan), S.A. Sipkin (USA)
S 7 Rheology and Lithospheric Deformation (IASPEI, ILP).
Lead convenor: S. Karato (USA)
Co-convenors: J. Braun (Australia), S. Sobolev (Russia)
S 8 Microearthquakes and Tectonics of the Ocean Bottom (cancelled)
S 9 Earthquake Hazards Related to Geological Structures (IASPEI, ILP).
Lead convenor: V. Schenk (Czech Republic)
Co-convenors: R.C. Agrawal (India), D. Giardini (Italy), A. Shapira (Israel)
S 10 Seismology and Physics of Anisotropic and Heterogeneous Media (IASPEI, SEG). Lead convenor: J-M. Kendall (Canada)
Co-convenors: E.M. Chesnokov (Russia), G. Pratt (UK)
S 11 Real Time Tectonics
Convenor: W.E. Holt, (USA)
S 12 Geophysical Tomography in Complicated Heterogeneous Media (IASPEI, SEG). Lead convenor: E. Kissling (Switzerland)
Co-convenors: L. Lines (Canada), A. Morelli (Italy)
S 13 Application of Artificial Intelligence Computing in Geophysics (IASPEI, SEG). Lead convenor: G.B. Patnaik (USA)
Co-convenor: F. Aminzadeh (USA)
S 14 Methods and Interpretation of 2D And 3D Earth Structure (IASPEI, SEG).
Lead convenor: C. Thomson (Canada)
Co-convenors: D. Miller (USA), M. Weber (Germany)
S 15 Dynamics of the Subduction Process.
Lead convenor: R. Wortel (The Netherlands)
Co-convenors: R.D. van der Hilst (Australia), Y. Fukao (Japan).

IASPEI Association Workshops

S W1 Seismological Networks for the Next Century.
Lead convenor: A. Tarantola (France)
Co-convenor: R. Phinney (USA)
S W2 Thermoelastic Properties of Deep Mantle Phases (IASPEI, SEDI).
Lead convenor: O.L. Anderson (USA)
Co-convenor: I. Jackson (Australia)
S W3 Acquisition and Processing of Deep Crustal Seismic Data (IASPEI, SEG).
Lead convenor: S. Smithson (USA)
Co-convenors: P. Docherty (UK), P. Hubral (Germany)
S W4 Reliability of Earthquake Precursors and Prediction.
Convenor: M. Wyss (USA)
S W5 Recent Devastating Earthquakes.
Convenor: H. Kanamori (USA)
S W6 Earthquake Warning Systems: Progress and Results.
Lead convenor: W.H.K. Lee (USA)
Co-convenors: J.M. Espinosa-Aranda (Mexico), Y. Nakamura (Japan), T.C. Shin (Taiwan)
S W7 Intra-Continental Earthquakes.
Lead convenor: Chen, Yun-tai (China)
Co-convenor: J.W. Dewey (USA)
S W8 Seismological Data and Practice Into the 21st Century.
Lead convenor: E.A. Bergman (USA)
Co-convenor: D. Giardini (Italy)
S W9 Methodology of Seismic Risk Assessment.
Lead convenor: Chen Yong (China)
Co-convenor: A. Shapira (Israel)
S W10 Exploiting Large Volumes of Digital Waveform Data
Lead convenor: R. Snieder (The Netherlands)
Co-convenors: J.C. VanDecar (USA), H. Benz (USA)
S W11 Deja Q: Anelasticity in the Earth's Deep Interior (IASPEI, SEDI).
Lead convenor: M. Ritzwoller (USA)
Co-convenor: B. Romanowicz (USA)
S W12 GSHAP Related Advances in Seismic Hazard Assessment (IASPEI, ILP).
Convenor: P. Basham (Canada)
S W13 Improving Regional Cooperation in Observational Seismology (cancelled)
S W14 Seismic Noise - Stability and Change in Time and Space.
Lead convenor: A.A. Ostrovsky (Russia)
Co-convenors: E. Hjortenberg (Denmark), P. Bormann (Germany)
S W15 Statistical Characteristics of Earth Heterogeneity (IASPEI, SEG).
Lead convenor: O. Gudmundsson (Australia)
Co-convenors: A. Levander (USA), Wu Ru-shan (China)
SW16 Database of 3-D Structure of Lithosphere and Asthenosphere (IASPEI, ILP)
Lead Convenor: F. Schwab (USA)
Co-convenor: A. Ram (India)

International Association of Volcanology and Chemistry of the Earth's Interior (IAVCEI)

IAVCEI Joint Symposia (joint sponsors are listed in parentheses)

V JS1 Geodynamic Evolution of the Andean Region
(IAVCEI, IASPEI, IGCP, ILP)
Lead Convener: Suzanne Kay (USA).
Co-conveners: Bryan Isacks (USA), Paul Silver (USA).
V JS2 Subduction Zone Processes at 25-200 km Depth
(IAVCEI, IASPEI, ILP)
Lead Convener: Simon M. Peacock (USA)
Co-conveners: Gray E. Bebout (USA), Craig Manning (USA).
V JS3 Volcanic Crater Lakes (IAVCEI, IAHS)
Lead Convener: Sam Freeth (UK)
Co-convener: F. van de Ven (IAHS) (The Netherlands).
V JS4 Geochemical and Geophysical Signatures of Mantle Plumes (IAVCEI, IASPEI, IAG, SEDI)
Lead Convener: W. M. White,(USA)
Co-conveners: L. Fleitout (IASPEI), B. Hager (USA), L. Kellog (USA).
V JW1 Electromagnetic Effects of Earthquakes and Volcanoes (IAVCEI, IASPEI)
Lead Convener: Malcolm Johnston (USA)
Co-conveners: M. Gokhberg (Russia), M. Parrot (France), Y. Fujinawa (Japan).

IAVCEI Symposia

V 1 Origin of Large Igneous Provinces
Lead Convener: Mike Coffin (USA)
Co-conveners: Nicholas Arndt (France), John Ludden (Canada).
V 2 Seafloor Volcanism
Lead Convener: Mike Perfit (USA)
V 3 Magma Degassing and Explosive Eruptions
Lead Convener: Marcus Bursik (USA)
Co-convener: Andrew W. Woods (UK).
V 4 Evolution of Large Volcanic Systems
Restless Calderas
Restless Calderas/Evolution of Large Volcanic Systems
Lead Convener: John Pallister (USA)
Co-conveners: Ken Hon (USA), Jim Cole (New Zealand),
and Marta Mantovani (Brazil).
V 5 Dynamics of the Magma/Hydrothermal Interface
Lead Convener: Steve Ingebritsen (USA)
Co-convener: Claude Jaupart (France).
V 6 Arc Volcanism and Sedimentation
Lead Convener: R. V. Fisher (USA)
Co-conveners: Ray Cas (Australia).
V 7 Volcano Flank Instability
Lead Convener: Roger Denlinger (USA)
Co-conveners: Andrea Borgia (Italy), Paul Okubo (USA).
V 8 Decade Volcano (cancelled)
Lead Convener: Donald Swanson (USA)
Co-convener: R. Wally Johnson (Australia)
V9 General Volcanology/Geochemistry

International Association of Geomagnetism and Aeronomy (IAGA)

IAGA Joint Symposia (joint sponsors are listed in parentheses)

GA JS1.02 Relating Geophysical Measurements to Lithospheric Processes Through Continental Drilling (IAGA, IASPEI, ILP)
Lead Convener: Volker Haak (Germany)
Co-conveners: J. Erzinger (Germany), J. Mutter (USA), D. R. Schmitt (Canada).
GA JS1.05/5.13 Geomagnetic Secular Variation and Core Flow Near the Core-Mantle Boundary (IAGA, IAG, IASPEI, SEDI)
Lead Convener: G. Hulot (France)
Co-convener: R. A. Langel (USA), D. Crossley (Canada).
GA JS1.07 Lithospheric Anisotropy: Observations and Interpretation (IAGA, IASPEI, ILP)
Lead Convener: Marianne Mareschal (Canada)
Co-convener: Michael Bostock (Canada).
GA JS1.08 Geophysical Signatures of Modern and Ancient Continental Margins
(IAGA, IASPEI, ILP)
Lead Convener: John R. Booker (USA)
Co-convener: M. Christina Pomposiello (Argentina).
GA JS5.18 Architecture of the Continents: Interpretation of Their Main Structural Elements From Magnetic Anomalies and Other Geophysical Data (IAGA, IASPEI, ILP)
Lead Convener: V. Shapiro (Russia).
Co-conveners: J. Broome (Canada), L. Antoine (South Africa).
GA W2.17 The Use of Imaging Riometers in Studies of the Ionosphere and Middle Atmosphere
Convener: Hillka Ranta (Finland)

IAGA Symposia

GA 1.01/2.08/3.16/
4.05/5.05
Solar Wind Structures, Energetic Solar Particles, Geomagnetic Activity,and Associated Phenomena
Lead Convener: J. T. Gosling (USA)
Co-conveners: D. H. Tarling (UK), J. Lastovicka (Czech Rep. ), A. Berthelier (France).
GA 1.04 Core Dynamics and the Dynamo: Experiments and Observational Constraints
Core Dynamics and the Dynamo: Core Dynamics and Core-Mantle Coupling
Core Dynamics and the Dynamo
Core Dynamics and the Dynamo: Magnetoconvection and Dynamo Models
Convener: C. A. Jones (UK)
GA 1.06 Reversals: Observation and Theory
Lead Convener: D. Gubbins (UK)
Co-convener: B. M. Clement (USA).
GA 1.10 Multidimensional Mathematical Advances in Electromagnetic Induction: Decomposition, Modeling, and Inversion
Lead Convener: E. Gomez-Trevino (USA)
Co-convener: T. Smith (UK).
GA 1. 11/2. 16/5. 08 Multidimensional Currents Over Multidimensional Earth Structures: Theory and Observations
Lead Convener: A. G. Jones (Canada)
Co-conveners: A. D. Richmond (USA), E. W. Mbipom (Nigeria).
GA 1. 12 Electromagnetic Studies of the Solid Earth
Lead Convener: Steven Constable (USA).
Co-conveners: S. I. Fontes (Brazil), X. R. Kong (China).
GA 1. 13 Magnetic Signature of Environmental Change
Lead Convener: Subir Banerjee (USA)
Co-convener: Jan Bloemendal (UK).
GA 1. 14 Archaeosecular and Palaeosecular Variations
Lead Convener: Charles E. Barton (Australia)
Co-convener: Q. Y. Wei (China).
GA 1. 15 Innovations in Palaeointensity Studies
Lead Convener: Lisa Tauxe (Netherlands)
Co-convener: J.-P Valet (France).
GA 1. 16 High-Resolution Magnetostratigraphy
Lead Convener: C. G. Langereis (Netherlands)
Co-convener: John Shaw (UK).
GA 1. 17 Nature of Remagnetizations
Lead Convener: R. Douglas Elmore (USA)
Co-convener: Trond H. Torsvik (Norway).
GA 1. 18 Palaeomagnetism and Tectonics
Lead Convener: Jean Besse (France)
Co-conveners: Augusto Rapalini (Argentina), Jim Channel (USA).
GA 1. 19 Applications of Magnetic Anisotropy
Lead Convener: D. A. Clark (Australia)
Co-conveners: G. Borradaile (Canada), A. Kapicka (Czech Republic).
GA 1. 20 Properties of Minor Magnetic Materials
Lead Convener: Mark J. Dekkers (Netherlands)
Co-convener: Buffy McClelland (UK).
GA 1. 21 New Approaches in Rock Magnetism
Lead Convener: Susan L. Halgedahl (USA)
Co-convener: Franz Heider (Germany).
GA 2. 01 Upper Atmosphere Structure, Dynamics, and Electrodynamics: Gravity Waves, Tides, and Long-Term Variations
Upper Atmosphere Structure, Dynamics, and Electrodynamics: Planetary Wave Signatures
Upper Atmosphere Structure, Dynamics, and Electrodynamics: Structure and Composition
Upper Atmosphere Structure, Dynamics, and Electrodynamics: Electrodynamic Phenomena
Lead Convener: Sheila Kirkwood (Sweden)
Co-conveners: G. Price (Australia), C. Lathuillere (France), A. Manson (Canada), J. Forbes (USA), R. Goldberg (USA).
GA 2. 02 Aeronomy of Aurora and Airglow Emissions and Related Laboratory Measurements
Lead Convener: Ian McDade (Canada)
Co-convener: D. Murtagh (Sweden).
GA 2. 03 Ionospheric Irregularities and Instabilities
Lead Convener: Raymond Greenwald (USA)
Co-convener: E. Blanc (France).
GA 2. 04 Developments in Instrumentation and Absolute Calibration
Lead Convener: S. Chakrabarti (USA)
Co-convener: E. Hilsenrath (USA).
GA 2. 05/7. 03 Equatorial Ionosphere-Thermosphere System
Lead Convener: Mangalathayil A. Abdu (Brazil)
Co-conveners: K. D. Cole (Australia), C. Amory-Mazaudier (France), J. H. Sastri (India).
GA 2. 09/3. 08 Planetary Atmospheres and Magnetospheres: The Jovian Magnetosphere
Planetary Atmospheres and Magnetospheres : Outer Planets' Magnetospheres and Satellite Interactions
Planetary Atmospheres and Magnetospheres: The Venus Plasma Environment
Planetary Atmospheres and Magnetospheres
Planetary Atmospheres and Magnetospheres: Waves in Planetary Magnetospheres
Planetary Atmospheres and Magnetospheres: The Martian Plasma Environment
Lead Convener: Michel Blanc (France)
Co-conveners: T. E. Cravens (USA), K. K. Khurana (USA).
GA 2. 10/3. 05 Large-Scale Electrodynamics in the Coupled Magnetosphere - Ionosphere - Termosphere System
Lead Convener: D. J. Knipp (USA)
Co-convener: R. J. Walker (USA).
GA 2. 11/3. 09 High-Latitude Aurorae: Formation, Morphology, Dynamics, and Use as a Diagnostic
Lead Convener: H. J. Opgenoorth (Sweden)
Co-conveners: R. D. Elphinstone (Canada), C. W. Carlson (USA).
GA 2. 12/3. 02/4. 04 Magnetosheath, Magnetopause, Boundary Layers, and Cusp: A Coupled System
Lead Convener: P. Song (USA)
Co-conveners: C. T. Russell (USA), A. Egeland (Norway), D. J. Southwood (UK).
GA 2. 13/3. 03 Dynamics of the Magnetotail and High-Latitude Nightside Ionosphere
Lead Convener: A. Nishida (Japan)
Co-conveners: H. C. Carlson (USA), V. Angelopoulos (USA).
GA 2. 14/3. 04 Inner Magnetosphere: Ring Current, Radiation Belts, and Plasmasphere
Lead Convener: J. U. Kozyra (USA)
Co-conveners: D. C. Hamilton (USA), Y. Kamide (Japan).
GA 2. 15/3. 11 Interhemispheric Contrasts in Substorm Signatures
Lead Convener: John R. Dudeney
Co-convener: J. C. Samson (Canada).
GA 3. 01 Division III Reporter Reviews
Convener: S. W. H. Cowley (UK)
GA 3. 06 ULF Wave Response of the Magnetosphere to Solar Wind Energy Input
Lead Convener: D. J. Southwood (UK)
Co-conveners: C. T. Russell (USA), F. W Menk (Australia).
GA 3. 07 Nonlinear and Kinetic Effects in ULF Waves
Lead Convener: J. C. Samson (Canada)
Co-convener: R. L. Lysak (USA).
GA 3. 10 Active and Laboratory Experiments in Space Plasma Physics
Lead Convener: W. Gekelman (USA)
Co-conveners: V. N. Oraevsky (Russia), S. Robertson (USA).
GA 3. 12 Whistler-Mode Waves and Particle Precipitation
Lead Convener: A. J. Smith (UK)
Co-convener: U. S. Inan (USA).
GA 3. 13 Modeling and Theory for Mission Design and Data Interpretation
Lead Convener: P. J. Tanskanen (Finland)
Co-convener: A. Roux (France).
GA 3. 14 Magnetospheric Models and Their Critical Evaluation
Lead Convener: T. I. Pulkkinnen (Finland)
Co-convener: G. D. Reeves (USA).
GA 3. 15/4. 03 Pick-up and Seed Ions in Space Plasmas and Their Acceleration Processes: Interstellar Pickup Ions
Pick-up and Seed Ions in Space Plasmas and Their Acceleration Processes: Interstellar Pickup Ions, Planetary Pickup Ions
Pick-up and Seed Ions in Space Plasmas and Their Acceleration Processes: Ion Injection at Shocks
Lead Convener: M. A. Lee (USA)
Co-convener: A. J. Coates (UK).
GA 3. 17/5. 04 Artificial Intelligence Applications in Magnetospheric Modeling and Forecasting
Lead Convener: R. L. McPherron (USA)
Co-convener: A. N. Zaitzev (Russia).
GA 4. 01 Ulysses Latitude Survey
Convener: E. J. Smith
GA 4. 02 Observations of the Sun by Ulysses
Convener: K. Hurley (USA)
GA 4. 06 Solar/Planetary/Interstellar Origin of Interplanetary Plasma Composition
Convener: J. G. Luhmann (USA)
GA 4. 07 Structural Approach To Heliospheric Plasmas
Structural Approach To Heliospheric Plasmas: Turbulence, Fractals, Chaos Convener: M. L. Goldstein (USA)
GA 4. 08 The Local Interstellar Cloud and the Boundary of the Heliosphere: Heliospheric Models
The Local Interstellar Cloud and the Boundary of the Heliosphere: Local Interstellar Cloud
The Local Interstellar Cloud and the Boundary of the Heliosphere: Interstellar/Heliosphere Particles and Processes
Convener: R. Lallement (France)
GA 4. 09 Planetary Bowshocks
Convener: I. S. Veselovsky (Russia)
GA 4. 10 Division IV Reporter Reviews
Convener: S. Grzedzielski (France).
GA 5. 01 Modern Observatory and Repeat Station Instruments and Practice
Lead Convener: O. Rasmussen (Denmark)
Co-convener: L. Hegymegi (Hungary).
GA 5. 02 Ocean Bottom Geomagnetic Observatories
Lead Convener: A. W. Green, Jr.(USA)
Co-conveners: L. Law (Canada), J. Rasson (Belgium).
GA 5. 03 High Resolution Geomagnetic Data
Lead Convener: E. W. Worthington (USA)
Co-convener: K. Yumoto (Japan).
GA 5. 06 Geomagnetic Applications
Lead Convener: D. H. Boteler (Canada)
Co-convener: M. E. Shea (USA).
GA 5. 07 Application Data Systems: Real-Time, On-Line and On Disk
Lead Convener: J. H. Allen (USA)
Co-convener: R. Clauer (USA).
GA 5. 09 Field Behavior on Non-Active Days at World Locations
Lead Convener: W. H. Campbell (USA).
Co-convener: H. Deebes (Egypt).
GA 5. 10 Geomagnetic Indices
Lead Convener: M. Menvielle (France)
Co-conveners: T. Iyemori (Japan), R. L. Coles (Canada).
GA 5. 12 Analysis and Modeling of Low Earth Orbit Magnetic Survey Satellite Data With Respect to the Core, Crust, Ionosphere, and Induction
Lead Convener: J. M. Quinn (USA)
Co-convener: Y. Cohen (France).
GA 5. 14 Global and Regional Magnetic Field Models and Charts
Lead Convener: C. Barton (Australia)
Co-convener: D. R. Barraclough (UK).
GA 5. 15 Novel Techniques in Acquisition, Processing, Presentation and Integrated Interpretation of Magnetic Anomaly Data
Lead Convener: C. Reeves (Netherlands)
Co-conveners: K. A. Whaler (UK), D. Teskey (Canada).
GA 5. 16 Magnetic Anomalies in the North Atlantic and Arctic Oceans and Surrounding Regions
Lead Convener: S. Mashchenkov (Russia)
Co-conveners: J. Verhoef (Canada), P. Taylor (USA).
GA 5. 17 Antarctic Magnetic Anomalies
Lead Convener: R. von Frese (USA)
Co-conveners: A. Johnson (UK), A. Meloni (ITALY).
GA 5. 19 Magnetic Petrology and Magnetic Signatures of Ore Deposits and Ore Environments
Lead Convener: D. Clark (Australia)
Co-convener: S. Zhakherov (Russia).
GA 5. 20 Advances in Magnetic Modeling and Efficient Interpretations of Large Magnetic Data Sets
Lead Convener: M. Purucker (USA)
Co-convener: J. Arkani-Hamed (Canada).
GA 5. 22 Local Time Changes of the Earth's Magnetic Field Caused by Recent Tectonic Processes (Tectonomagnetic Method)
Lead Convener: J. Podsklan (Czech Republic)
Co-convener: V. Kuznetsova (Ukraine).
GA 6. 01 History of Geophysics and of Global Change: Climate and Environment
History of Geophysics and of Global Change: Geophysics and Geodesy
History of Geophysics and of Global Change: Solar Terrestrial Physics
History of Geophysics and of Global Change: Geomagnetism and Aeronomy
Lead Convener: Michele Colacino (Italy)
Co-conveners: L. M. Barreto (Brazil), Deborah C. Day (USA),Wilfried Schroeder (Germany).
GA 7. 01 Activities and Results of the International Equatorial Electrojet Year (IEEY)
Lead Convener: Christine Amory Mazaudier (France)
Co-convener: C. Agodi Onwumechili (UK).
GA 7. 02 Priorities in Geomagnetism and Aeronomy in Developing Countries
Lead Convener: Attia A. Ashour (Egypt).
Co-convener: L. M. Barreto (Brazil).

International Association of Meteorology and Atmospheric Sciences (IAMAS)

IAMAS Joint Symposia and Workshops (joint sponsors are listed in parentheses)

M JS2 Equatorial Atmosphere and Ionosphere Interactions (IAMAS, IAGA, ICM)
Lead Convenor: R. Vincent (Australia)
Co-convenors: A. Richmond (USA); S. Kato (Japan)
M JS3 Middle Atmosphere: Chemistry, Radiation and Transport
Middle Atmosphere: Dynamics and Chemistry, Radiation and Transport
Middle Atmosphere: Dynamics of the Middle Atmosphere
Middle Atmosphere
Middle Atmosphere: Solar-Terrestrial Interactions
Middle Atmosphere: The Polar Mesosphere
(IAMAS, IAGA, ICMA)
Lead Convener: Rolando R. Garcia (USA)
Co-conveners: B. A. Boville (USA), D. Fritts (USA), M Shiotani (Japan), S. Solomon (USA), J. Russell (USA), L. Gray (UK), G. Thomas (USA), G. Witt (Sweden), R. Goldberg (USA), L. Hood (USA), J. Lastovicka (Czech Republic).
M JS5 Effects of Pinatubo (IAMAS, IAVCEI)
Lead Convenor: P. McCormick (USA);
Co-convenor: G. Brasseur (USA) (IOC)
M JS6 Atmospheric CO2 - Breathing of Earth (IAMAS, IAVCEI, IAPSO)
Lead Convenor: I. Levin (Germany) (ICACGP)
Co-convenors: P. Tans, D. Schimel
MJS14 Climatic Variability and Forcing Over the Past Millenium
Climatic Variability
High-Resolution Records of Volcanism and Climate Forcing
Implications of Past Climate Variability for the Future
(IAMAS, IASPEI, IAVCEI, IAPSO)
MJS14 (continued) Lead Convener: Michael McCracken (USA)
Co-conveners: C. Folland (UK), P. D. Jones (UK), H. Pollack (USA), A. Robock (USA), S. Self (USA), R. Stevenson (USA), G. Zielinski (USA).
M W2 New Technology and Mesoscale Forecasting: ICDM, ICCP
Lead Convener: Keith Browning (UK)
M W3 The Solar Cycle Variation of the Stratosphere: ICM
Lead Convenor: L. Hood (USA)
M W4 Gravity Wave Sources and Parameterizations (IAMAS, IAGA)
Lead Convener: David Fritts (USA)
M W5 Intercomparison of Middle Atmosphere Models (IAMAS, IAGA)
Lead Convener: Steven Pawson (Germany)
Co-convener: R. Rood
M W6 Stratospheric Ozone and UV-B Radiation: IOC, ICMA
Lead Convenor: C. Zerefos (Greece) (IOC)
Co-convenor: J. Kerr (IOC)
M W7 International Global Aerosol Program: ICCP, IRC, ICACGP
Lead Convenor: P. Hobbs (USA)

IAMAS Symposia

M1 Meteorology and Atmospheric Science - General
Tropospheric Ozone
Tropospheric Ozone - (1) Ozone Trends
Tropospheric Ozone - (2) Tropospheric Aircraft
Tropospheric Ozone - (4) Polar Ozone and - (6) Tropical Ozone and Biomass Burning
Lead Convener: H. Niki (Canada)
Co-conveners: S. Penkett (UK) and W. Chameides (USA).
M4 Cloud Optics and Radiative Properties
Cloud/Aerosol/Climate
Radiative Forcing - Clear Sky and Boundary
Radiative/Climate Forcing
Emerging Technologies and Methods
Lead Convenor: G. Stephens (USA) (IRC, ICCP)
Co-convenors: S. Warren (ICCl), J. Ogren (ICACGP), A. Slingo (ICCP)
M7 Atmospheric Electrodynamics
Thunderstorm Charging: Lab, Experiment, and Model
Lightning and Thunderstorm
Troposphere - Mesosphere Interaction - Sprites
DC Global Circuit
AC Global Circuit
Lead Convenor: R. Holzworth (USA)
Co-convenor: C. Saunders (ICCP)
M8 Boundary Layer and Its Mesoscale Impact: ICDM
Lead Convenor: R. Smith (Germany)
M9 Synoptic and Mesoscale Weather Systems in the Polar Regions
Lead Convenor: J. Turner (UK)
Co-convenor: E. Rasmussen (Denmark) (ICPM)
M10 Mars and Jupiter: ICPAE, ICDM
Lead Convenor: S. K. Atreya (USA)
Co-convenors: J. R. Barnes, D. McCleese, T. C. Owen, F. W. Taylor
M11 Spectroscopy and Radiative Transfer: IRC
Lead Convenor: J. McConnell
M12 Stratospheric Processes and Their Role in Climate , SPARC
Lead Convenor: M.-L. Chanin (France)
Co-convenor: M. Geller
M13 Atmosphere - Ocean Behavior on Annual and Interannual Time Scales: ICDM, ICCI
Lead Convenor: H. von Storch (Germany)

International Association of Hydrological Sciences (IAHS)

IAHS Joint Symposia and Workshops

H JS1 Clouds, Convection, and Land Surface Processes
Clouds, Convection, and Largescale Flow
ISCCP and Regional Experiments
ISCCP and Regional Experiments: Radiation Budget Studies
ISCCP and Regional Experiments: Studies of Cloud-Radiation Interaction
Status of Land Surface Process Models (Pilps and Rice)
Land Surface Process Model Development
Land Surface Experiments and Issues of Topography
SVAT Validation Based on Land Surface Experiments
(IAHS, IAMAS)
Lead Convener: John Schaake (USA)
Co-convener: A. Henderson-Sellers (Australia)
H JW1 Remote Sensing Algorithms in Hydrology: Soil Moisture
Remote Sensing Algorithms in Hydrology: Evapotranspiration
Remote Sensing Algorithms in Hydrology: Snow Cover
(IAHS, IAMAS)
Convenor: R.L. Armstrong (USA)
H JW2 Hydrologic Cycle in Mountainous Regions
Hydrometeorological and Landsurface Processes
Aggregation and Parameterization of Key Processes
(IAHS, IAMAS)
Lead Convenor: H. Lang (Switzerland)
Co-convenor: H. Davies (Switzerland)
H JW3 Dynamic Monitoring and Estimation of Water Balance (IAHS, IAMAS)
Lead Convenor: K. McGuffie (Australia)
Co-conveners: Klaus Wilke (Germany); Bill Lau (USA).

IAHS Symposia

H1 Scalar Effects on Fluxes of Water and Contaminant Loads
Scalar Effects of Hydrologic and Geomorphic Processes
Application of Models to Scale
(ICCE and ICWQ)
Lead convenor: W.R. Osterkamp (USA)
H 2 Assessing and Monitoring Groundwater Quality I
Assessing and Monitoring Groundwater Quality II
Assessing and Monitoring Groundwater Quality III
Assessing and Monitoring Groundwater Quality IV
Assessing and Monitoring Groundwater Quality V
(ICGW and ICASVR)
Lead Convener: Brian Wagner (USA)
Co-convener: T. H. Illangas Kare (USA), K. Jensen (Denmark).
H 3 Snowpack Transformations
Snow Hydrology and Hydrochemistry
Snowmelt Runoff and Biogeochemical Processes
Glaciers: Hydrology and Hydrochemistry Biogeochemistry of Seasonally Snow-Covered Catchments
(ICSI, ICWQ, and ICT)
Lead Convener: Kathy Tonnessen (USA)
Co-convener: Mark Williams (USA).
H 4 Catchment Processes and Synopsis
Introductory Session and Mathematical Models in Tracer Hydrology
Unsaturated Zone and Groundwater
Sediment Transport and Unsaturated Zone Surface Water and Runoff
Convener: Chris Leibundgut (Germany)
H 5 Man's Influence on Freshwater Ecosystems (ICSW, ICGW, and ICWQ)
Convener: Geoffrey E. Petts (UK)
H 6 Sustainability in Modeling - I
Sustainability in Modeling - II
Sustainability Modeling Tools - I
Sustainability Modeling
Sustainability Modeling Tools - II
Sustainability Relevant Issues - II
(ICWRS)
Convener: S. P. Simonovic (Canada)

IAHS Workshops

H W1 Spatial Information Systems in Hydrology (ICRSDT)
Lead Convener: Kenneth J. Lanfear (USA)
Co-conveners: D. Nebert (USA), A. Ivan Johnson (USA).
H W2 Predictability, Uncertainty and Prejudice in Hydrology (ICWRS)
Convenor: C. Cunnane (Ireland)
H W3 Coping With Challenges of Global Change
Integrated River Basin Management
Regional Patterns and Implications of Climate Change
(ICSW)
Convenor: L. Oyebande (Nigeria)
H W4 Quality Assurance in Hydrological Measurement (ICWRS)
Convenor: H.R. Hudson (Canada)

Ocean Sciences (OS)

OS Joint Symposia

OS JS2 Sea Level and Ice
(IAPSO, IAG, IAHS)
Lead Convener: David T. Pugh (UK)
Co-conveners: Suzanna Zerbini (Italy), Mark F. Meier (USA).
OS JS3 Waves and Mixing (IAPSO, IAMAS)
Lead Convener: Michael C. Gregg (USA)
Co-convener: Thomas E. Van Zandt (USA).
PS JS4 Hazard Reduction
Historical and Contemporary Observations of Tsunamis
Tsunami
Physical Processes of Tsunami Generation
Physical Processes of Tsunami Propagation and Run-Up
(IAPSO, IASPEI)
Lead Convener: Eddie N. Bernard (USA).
Co-conveners: Gerassimos A. Papadopoulos (Greece), Nobuo Shuto (Japan), Stefano Tinti (Italy).

OS Symposia

OS 1 Large-Scale Ocean Circulation
OS 2 Decadal and Interdecadal Ocean Variability
Circulation and Climatic Variability
Lead Convener: Toshio Yamagata (Japan)
Co-conveners: Lawrence A. Mysak (Canada), Sergey S. Lappo (Russia), Ibrahim Amin Maiyza (Egypt).
OS 3 Circulation of Marginal Seas and Semi-Enclosed Seas
Lead Convener: Christopher N. K.
Co-conveners: George A. Maul (USA), Paola Malanotte-Rizzoli (USA),
Nadia Pinardi (Italy), John M. Huthnance (UK), Masaki Takematsu (Japan), Ya Hsueh (USA), Gennady I. Yurasov (Russia), Longfei Ye (China), David A. Brooks (USA).
OS 4 Coastal Ocean: Open Ocean Interaction
Lead Convener: John A. Johnson (UK).
Co-conveners: Jason H. Middleton (Australia), Robert Lloyd Smith (USA), Anna I. Ginzburg (Russia)
OS 5 Coastal Ocean: Adjacent Land Interaction
OS 8 Ocean Dynamics From Satellites (IAG)
Lead Convener: David M. Legler (USA).
Co-conveners: David E. Cartwright (UK), Lee-Lueng Fu (USA), Jean-Francois (France), Gennady Korotaev (Crimea), Richard Coleman (Australia) IAG.
OS 10 Waves and Mixing
Lead Convener: Bernd Jaehne (USA)
Co-conveners: Ian S. F. Jones (Australia), Norden E. Huang
(USA), Gerbrand J. Komen (Netherlands), John R. Apel (USA)

IUGG XXI
Comptes Rendus

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