The Geomorphic and Climatic Significance of Rock Glaciers

** REVISED DATES **
August 23-28, 1996
Cody, Wyoming

REGISTRATION DEADLINE: August 7, 1996

Conveners:
Douglas Clark,
University of Washington

Eric Steig,
University of Colorado

Noel Potter, Jr.,
Dickinson College

Alan Gillespie,
University of Washington

WHY YOU SHOULD ATTEND
The purpose of the conference is to bring together a wide variety of researchers, including glaciologists and geochemists as well as Quaternary geologists and geomorphologists, in the hopes of reaching some concensus on the formation, dynamics and paleoclimatic significance of rock glaciers and developing strategies for future research.

LOCATION
The conference will be held at the A.L. Mickelson Field Station, operated by Northwest College. The camp, situated in the Absaroka Mountain Range, surrounded by the Shoshone National Forest, is used year-round by Northwest College and public groups for educational, cultural, and recreational activities. The station's name honors A. Leonard Mickelson, professor emeritus of botany and founder of the Field Station.

The Field Station is located on Dead Indian Hill, 30 miles NW of Cody, Wyoming. If driving from Cody, go 17 miles N on Wyoming Rt. 120, then turn left on Wyoming Rt. 296 (Sunlight Road or Chief Joseph Highway). The Field Station is 12 miles from Wyoming Rt. 120, at a well-marked turn on the left, a short way before Dead Indian Pass. See enclosed map.

For information about Cody, Wyoming, call the chamber of commerce at 307-587-2297, e-mail: chamberc@wave.park.wy.us , or visit their web site, http://wave.park.wy.us/~chamberc/

GETTING THERE
Air Travel
We strongly encourage you to make your air travel arrangements as soon as possible to get the lowest possible fares. Cody, Wyoming, is the closest town to the conference that has a regional airport (service is also available in Billings, Montana, 90 miles away). The Cody Airport is serviced by two regional airlines that fly 30-passenger commuter aircraft: SkyWest Airline, a Delta affiliate that connects via Salt Lake City; and United Express that connects via Denver. Flight time is approximately 1« hours. Approximate fares and schedule information follows:

SKYWEST/DELTA, Salt Lake City/Cody
Lowest round-trip fare = $188
From Denver: 11:15am; 6:16pm; 8:05pm
From Cody: 6:40am; 12:53pm; 7:43pm
UNITED EXPRESS, Denver/Cody
Lowest round-trip fare = $175
From Denver: 8:25am; 12:05pm; 7:55pm
From Cody: 6:00am; 10:15am; 1:55pm
For those traveling from the U.K., round-trip fare from New York/JFK to Cody is approximately $646 on United/United Express.

Ground Transportation
You may wish to rent a car in Cody. There are offices for Avis, Hertz, Budget, and Rent-a-Wreck. For those who are not renting a car, arrangements will be coordinated to provide transportation from the Cody Airport to the Field Station. Plan to arrive on Friday, August 23; indicate your arrival time, airline, and flight number on your registration form. Please also indicate your departure day and time, and we will help you coordinate return transportation to Cody.

ACCOMMODATIONS
Accommodations are located in three buildings containing individual cabin units. Each cabin is heated by a wood stove and sleeps six. Sleeping arrangements include two sets of bunk beds and two twin mattresses accessed by a short ladder to the loft in each cabin. Other furnishings are a table and four chairs, a dresser, and a lamp. Although pillows and blankets are furnished, you must bring your own sleeping bag or sheets/pillowcases. Dormitory-style heated showers/bathrooms are nearby on the lower floor of the main lodge, just a short walk away from the cabins. You will need to provide your own toiletries and towels. Limited laundry facilities are available. If you are unable to provide your own linens, please contact Doug Clark at 206-543-6229 or doug@rad.geology.washington.edu to make alternate arrangements. NOTE: There is NO public phone available; emergency calls by cellular phone are possible but must be paid for before departure.

MEALS
Breakfast, lunch and dinner will be served daily in the main lodge's dining room (bag lunches will be provided on field trip days). Meeting special dietary needs may or may not be possible; please indicate any special needs on your registration form. Cooking in cabins is prohibited and the kitchen is off limits to guests except for cold storage. Vending machines are limited.

FIELD TRIPS
Two field trips have been planned for this conference (one is optional and requires an additional fee). Field trip participants are required to complete and sign the enclosed release form which MUST accompany your registration form.

Bring a warm sweater or jacket, rain gear, a day pack, and sturdy hiking shoes. Afternoon thundershowers are common in the high mountains, and although unlikely, it can even sleet or snow in late August! Canned drinks will be available for lunches, but we also HIGHLY recommend that you bring a water bottle or canteen.

Galena Creek Rock Glacier
Travel to the Galena Creek Rock Glacier will be on two separate days, Sunday and Monday, August 25 and 26. The glacier is in a remote location at the end of a jeep road with 3 unabridged creek crossings. 4WD vehicles will be used to get there. Some participants may be asked to ride in the backs of pick-up trucks. There will be a rigorous hike at 8,000-10,000 ft (2400-3000 m) elevation.

Red Lodge, Montana (Optional)
On Wednesday, August 28, there will be a one-day optional field trip over some of the most scenic and geomorphically interesting highways in Wyoming/Montana. The route is to the Clarks Fork Valley westward to see some of the roots of the structurally famous Heart Mountain overthrust and glacial terrain from Pleistocene ice from the Beartooth Plateau. Next follow the Beartooth Highway, whose summit reaches nearly 11,000ft (3300 m), over the Plateau to Red Lodge, Montana. The Beartooth Mountains, a classic Laramide uplifted block, cored with Precambrian basement, are dominated by broad rolling upland alpine meadows, incised by deep glacial canyons. These plateau uplands are in distinct contrast to the highly dissected Tertiary Absaroka volcanics that we will have visited on the trip to the Galena Creek rock glacier. Along the Beartooth Highway we can visit gelifluction lobes, tors, and sorted polygons, and see classic valley-wall (talus) rock glaciers at a distance. The route from the plateau to Red Lodge descends the classic U-shaped, 4,000 ft-deep Rock Creek Canyon. From Red Lodge, we will return to camp via the Bighorn Basin, a classic Wyoming intermontane basin carved since the mid-Tertiary.

Those wishing to depart on Wednesday evening could be dropped off at the airport (only for departures after 6:00pm). Otherwise, plan to stay overnight at the Field Station and depart Thursday morning. NOTE: Additional fees will apply for this field trip.

HOW TO REGISTER
All participants must register by August 7, 1996. Complete and return the enclosed registration form with payment, or e-mail complete registration information to AGU. Registration fees are $265.00 for scientists and students. There are no one-day pro-rated registration fees. Participant registration fees cover admission to all scientific sessions, refreshment breaks, accommodations, meals, and the Galena Creek field trip. NOTE: All interested participants must register in advance. There will be no on-site registration for this conference.

WEATHER
Weather in August should be dry and pleasant. Days can be quite warm, and nights may be cool. Bring a sweater or wool shirt.
ADDITIONAL INFORMATION
For more information, please contact the AGU Meetings Department at 1-800-966-2481, 1-202-462-6900, ext. 215 or e-mail your request to meetinginfo@agu.org .

SCIENTIFIC PROGRAM

Chapman Conference on the Geomorphic and Climatic Significance of Rock Glaciers

August 23 - 28, 1996 Cody, Wyoming

Conveners:
Douglas H. Clark, University of Washington
Eric J. Steig, University of Colorado
Noel Potter, Jr., Dickinson College
Alan Gillespie, University of Washington

FRIDAY, AUGUST 23, 1996
6:00 P.M. Welcoming Dinner
7:30 P.M. Introduction to the conference, schedule and facilities
SATURDAY, AUGUST 24, 1996
SESSION I: MODELS OF ROCK GLACIER FORMATION
Chair: Noel Potter
8:00 A.M. C F Palmer, W B Whalley A Systematic Approach to the Application of the Glacial Model of Rock Glacier Formation
8:30 A.M. S C Lundstrom Thermal Constraints on the Origin and Climatic Significance of Rock Glaciers Indicate a Glacial Rather than Permafrost Origin for Rock Glaciers of the Colorado Front Range
9:00 A.M. DISCUSSION
10:00 A.M. COFFEE BREAK
10:30 A.M. M P Kirkbride Debris-Mantle Feedback Effects and a Continuum of Ice-Cored Landforms
11:00 A.M. C F Palmer, W B Whalley Rock Glaciers-Construction of a Developmental Sequence Based on the Glacial Model
11:30 A.M. C F Palmer An Alternative Hypothesis for the Origin and Formation of the Marinet Rock Glacier
12:00 P.M. LUNCH
SESSION II: THE GALENA CREEK ROCK GLACIER
Chair: Doug Clark
1:00 P.M. N Potter, Jr. A Model for the Origin of Glacier Ice in Rock Glaciers Galena Creek Rock Glacier, Wyoming, Revisited
1:30 P.M. J J Fitzpatrick, S D Jacobsen Stratigraphic Characteristics of an Ice Core from the Galena Creek Rock Glacier
2:00 P.M. DISCUSSION
3:00 P.M. COFFEE BREAK
3:30 P.M. E J Steig Ice Core Analysis of the Galena Creek Rock Glacier
4:00 P.M. L D Cecil, S Vogt, R L Michel, G L Cottrell The Archived Cosmogenic Isotopic Record In Mid-Latitudes Glacial Ice of North America
4:30 P.M. OVERALL DISCUSSION
5:30 P.M. PRE-DINNER BREAK
6:00 P.M. DINNER
8:00 P.M. INTRODUCTION TO GALENA CREEK FIELD TRIPS (Potter)
SUNDAY, AUGUST 25, 1996
7:00 A.M. EARLY BREAKFAST
8:00 A.M. VANS TO SUNLIGHT CREEK CAMPGROUND, 4x4's TO GALENA CREEK ROCK GLACIER, OVERVIEW OF MORPHOLOGY, DISCUSSION OF LOWER THIRD OF ROCK GLACIER, (Velocity, Seismic, Ablation Processes, etc.)
12:00 P.M. SACK LUNCH
1:00 P.M. MID-GLACIER CORING SITE
6:00 P.M. RETURN TO FIELD STATION
7:00 P.M. LATE DINNER
8:00 P.M. INFORMAL DISCUSSION
MONDAY, AUGUST 26, 1996
7:00 A.M. EARLY BREAKFAST
8:00 A.M. VANS TO SUNLIGHT CREEK CAMPGROUND, 4x4's TO GALENA CREEK ROCK GLACIER, MID-GLACIER CORING SITE REVISITED
12:00 P.M. SACK LUNCH
1:00 P.M. HIKE TO CIRQUE
(Accumulation Processes, Flow Processes, Thermal Conditions, etc.)
6:00 P.M. RETURN TO FIELD STATION
7:00 P.M. LATE DINNER
8:00 P.M. INFORMAL DISCUSSION
TUESDAY, AUGUST 27, 1996
SESSION III: ROCK GLACIERS AND PALEOCLIMATE
Chair: Eric Steig
8:00 A.M. W B Whalley, D Kitchen, C F Palmer Weathered Rock Debris Products as Part of a Glacially-derived Landform Continuum
8:30 A.M. V Brazier, I F Owens Climatic and Palaeoclimatic Significance of Rock Glacier Distribution in the Southern Alps, New Zealand
9:00 A.M. D H Clark, A R Gillespie, M M Clark Origins of Rock Glaciers in the Sierra Nevada, California, and Implications for Paleoclimate Studies
9:30 A.M. DISCUSSION
10:00 A.M. COFFEE BREAK
10:30 A.M. S J Hamilton, W B Whalley Determination of Age-synchronous Surfaces on Rock Glaciers - A Developmental Key?
11:00 A.M. C Schlüchter, H Kerschner The Egesen Geomorphic Feature at Julier Pass (Swiss Alps): Moraine or Rock Glacier
11:30 A.M. DISCUSSION
12:00 P.M. LUNCH
SESSION IV: ROCK GLACIERS DYNAMICS
Chair: Christian Schlchter
1:00 P.M. E M Leonard Kinematic Survey of Space Creek Rock Glacier, Colorado
1:30 P.M. P G Johnson Morphology and Near Surface Structures of the Lobes of Maxwell Creek Rock Glaciers St. Elias Mount, Yukon, Rheological Implications
2:00 P.M. S Konrad Catastrophic Outburst Floods From Rock Glaciers in the Sierra Nevada, California
2:30 P.M. COFFEE BREAK
3:00 P.M. F Azizi, W B Whalley Modelling of Protalus Lobe Deformation Under Various Conditions
3:30 P.M. A Colaprete, B M Jakosky Rock Glaciers and Ice Flow on Mars
4:00 P.M. DISCUSSION
5:00 P.M. PRE-DINNER BREAK
6:00 P.M. DINNER (Barbeque)
8:00 P.M. SUMMARY:
.What do we know now?
What do we still need to know?
What are appropriate goals for future studies?
Do rock glaciers preserve long-term climate records?
WEDNESDAY, AUGUST 28, 1996
7:00 A.M. BREAKFAST
8:00 A.M. DEPARTURE OR OPTIONAL FIELD TRIP TO BEARTOOTH PLATEAU (extra cost)
12:00 P.M. SACK LUNCH (for field trip participants)
5:00 P.M. RETURN TO FIELD STATION/Drop-offs at Cody Airport
6:00 P.M. DINNER
THURSDAY, AUGUST 29, 1996
7:00 A.M. BREAKFAST
8:00 A.M. REMAINING DEPARTURES
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