Richard R Forster¹, Olivia Leigh Miller², Douglas Kip Solomon³, Clément Miège², Lora Koenig⁴, Ludovic Brucker⁵, Nicholas C Schmerr⁶ and Lynn Montgomery⁷, (1)University of Utah, Department of Geography, Salt Lake City, UT, United States, (2)University of Utah, Salt Lake City, UT, United States, (3)University of Utah, Geology and Geophysics, Salt Lake City, UT, United States, (4)NSIDC, Boulder, CO, United States, (5)NASA GSFC / GESTAR USRA, Cryospheric Sciences Lab., Greenbelt, MD, United States, (6)University of Maryland College Park, Geology, College Park, MD, United States, (7)University of Colorado at Boulder, Boulder, United States