VAPOR-DIFFUSION ORIGIN (CONDENSATION-ADSORPTION) IN ICE-CEMENTED PERMAFROST SPANNING THE LAST 135.5 KA YEARS IN UNIVERSITY VALLEY, DRY VALLEYS OF ANTARCTICA

SPANNING THE LAST 135.5 KA YEARS IN UNIVERSITY VALLEY, DRY VALLEYS OF ANTARCTICA. Denis Lacelle, Alfonso F. Davila, David Fisher, Regina DeWitt, Wayne H. Pollard, Dale Andersen, Jennifer Heldmann, Margarita M. Marinova and Christopher P. McKay Department of Geography, University of Ottawa, Ottawa, ON, Canada (dlacelle@uottawa.ca); 2 SETI Institute / Carl Sagan Center for the Study of Life in the Universe, Mountain View, CA, USA; 3 NASA Ames Research Center, Space Science Division, Moffett Field, California, USA; Geological Survey of Canada, Ottawa, ON, Canada; Department of Physics, Oklahoma State University, Stillwater, OK, USA; Department of Geography, McGill University, Montreal, QC, Canada; Bay Area Environmental Research Institute, Sonoma, CA, USA