Microsymposium 39 — Final Program

"Geological Evidence for Climate Change in Mars History


Models for Climate Evolution"

The Lunar and Planetary Institute, Houston, Texas

Berkner DEF

March 13-14, 2004


Saturday, March 13th

1:00 PM Geological Evidence for Climate Change: Amazonian:

Jim Head and Jack Mustard
Geological Evidence for Climate Change and Recent Ice Ages on Mars.

Carlton Allen and Lisa Kanner
Prospecting for Ice from Martian Orbit — Correlation Between Shallow Ice and Evidence for Polygons and Thermokarst in MOC images.

Horton Newsom
Evidence for Recent Reactivation and Formation of Fluvial Features in the Meridiani Region of Mars and Evidence for Episodic Climate Change.

Misha Kreslavsky
Periods of Active Permafrost Formation in the Recent Geological History of Mars.

2:00 PM

Bill Hartmann and D. C. Berman
Chronologic Studies of Ice-related Features in the Context of Obliquity-related Climate Cycles.

Sarah Milkovich
Layered Deposit Sequences in the North Polar Cap of Mars: Identification of a Fundamental Climatic Signal.

Allan Treiman
Gully Landforms and "Recent" Water.

Sasha Basilevsky et al.
Mars: The Terra Arabia Low Epithermal Neutron Flux Anomaly.

3:00 PM Mars Glaciers

Jeffrey Kargel
Martian glaciers: Environmental Indications of the Similarities and Differences with Respect to Terrestrial Alpine Glaciers.

David Shean
Tharsis Montes Cold-based Glaciers: Observations and Constraints for Modelling and Preliminary Results.

James Fastook
Ice Sheet Modelling: Terrestrial Background and Application to Arsia Mons Lobate Deposit, Mars.

Robert Haberle et al.
GCM Simulations of Tropical Ice Accumulation: Implications for Cold-based Glaciers.

4:00 PM

Conway Leovy
Ice Deposits in the Martian Tropics.

Ross Irwin
Fluvial Processes on Mars: Implications for the Development of Early Valley Networks.

Alfred McEwen
Interpretation of Small Impact Craters for Age Constraints on Young Martian Surfaces.


4:45 PM Climate Modelling:

Robert Reedy
Results from Mars Odyssey Gamma Ray Spectrometer Relevant to Martian Climate.

Nilton Renno
Multiple Climate Equilibria in Moist Atmospheres.

Jim Murphy
GCM Simulations: Indications of Aerosol Accumulation Locations and/or Water/Dust Cycle Interactions.

Curtis Manning
Numerical Model of CO2 Atmosphere and the Role of Geophysical Observations in the Evolution of the Present Mars.

Franck Montmessin
The Case for a "Standard" Mars: Ames GCM Predictions and Sources of Uncertainties.

6:00 PM Short Presentations:

Partrick Russell
Evolution of Ice Deposits in the Local Environment of Martian Circum-Polar Craters and Implications for Polar Cap History.

Kathryn Fishbaugh
Origin of Martian North Polar Basal Unit and Implications for Polar Geologic History.

Mike Carr
Formation of Martian Valley Networks: Melting of Low to Mid-latitude Snowpacks During Periods of High Obliquity.

James Dohm
Paleohydrologic History of Mars: New Evidence.

6:30 PM Posters and Refreshments: Great Hall

Caleb Fassett
Snowmelt and the Formation of Valley Networks on Martian Volcanoes.

Jim Head and Misha Kreslavsky
Medusae Fossae Formation: Ice-Rich Airborne Dust Deposited During Periods of High Obliquity.

David Marchant
Antarctic Dry Valleys: Modification of Rocks and Soils and Implications for Mars.

Rebecca Parsons
Ascraeus Mons, Mars: Characterization of the Fan-shaped Deposit on its Western Flank.

7:30 PM Adjourn


Sunday, March 14th:

8:30 AM

Vic Baker
Episodic Paleoenvironmental Change on Mars: The MEGAOUTFLO Hypothesis

9:00 AM

Robert Haberle
History and Progress of GCM Simulations on Recent Mars Climate Change.

Mark Richardson
Interpreting Martian Paleoclimate with a Mars General Circulation Model.

10:00 AM

John Wilson
The Role of Water Ice Clouds in Martian Climate Change.

Michael Mischna
Atmosphere-regolith Water Transport and the Formation of Mid- and Low-latitude Subsurface Ice Deposits.

11:00 AM

Dave Marchant
Microclimate Zones in the Dry Valleys of Antarctica: Implications for Landscape Evolution and Climate Change on Mars.

Alan Howard and Jeff Moore
Changing Style of Erosion during the Noachian-Hesperian Transition and a Possible Climatic Optimum.

12:00 Noon

Summary and Synthesis: Jim Head and Bob Haberle

12:30 PM Adjourn