Chairs: Douglas R MacAyeal, University of Chicago, Department of the Geophysical Sciences, Chicago, United States and Ute C Herzfeld, University Colorado Boulder, Geomathematics, Remote Sensing and Cryospheric Sciences Laboratory; Electrical, Computer and Energy Engineering, Boulder, United States
Primary Convener: Ute C Herzfeld, University Colorado Boulder, Geomathematics, Remote Sensing and Cryospheric Sciences Laboratory; Electrical, Computer and Energy Engineering, Boulder, United States; Cooperative Institute for Research in Environmental Sciences, University of Colorado Boulder, Boulder, United States
Co-conveners: Ralf Greve, Hokkaido University, Institute of Low Temperature Science, Sapporo, Japan, Douglas R MacAyeal, University of Chicago, Department of the Geophysical Sciences, Chicago, United States and Jennifer E Kay, University of Colorado at Boulder, Cooperative Institute for Research in Environmental Sciences (CIRES), Boulder, United States; University of Colorado Boulder, Department of Atmospheric and Oceanic Sciences, Boulder, United States
OSPA Liaison: Douglas R MacAyeal, University of Chicago, Department of the Geophysical Sciences, Chicago, United States
Application of GRACE to the Evaluation of an Ice Flow Model of the Greenland Ice Sheet (27619)
Nicole Jeanne Schlegel1, David N Wiese2, Michael M Watkins3, Eric Y Larour4, Jason E Box5, Xavier Fettweis6, Michiel R van den Broeke7, Prof. Mathieu Morlighem8, Carmen Blackwood3 and Helene L Seroussi9, (1)University of California Los Angeles, Los Angeles, CA, United States, (2)Jet Propulsion Laboratory, California Institute of Technology, Pasadena, CA, United States, (3)NASA Jet Propulsion Laboratory, Pasadena, CA, United States, (4)NASA Jet Propulsion Laboratory, Pasadena, United States, (5)Geological Survey of Denmark and Greenland, København K, Denmark, (6)University of Liège, Département de Géographie, Liège, Belgium, (7)Utrecht University, Utrecht, Netherlands, (8)University of California Irvine, Irvine, CA, United States, (9)Dartmouth College, Thayer School of Engineering, Hanover, NH, United States
Impact of External Forcing on Glacier Dynamics at Jakobshavn Isbræ during 1840-2012 (7768)
Ioana S Muresan1, Shfaqat Abbas Khan2, Andy Aschwanden3,4, Constantine Khroulev4, Anders A Bjork5 and Jason E Box6, (1)DTU Space, Technical University of Denmark, Geodesy, Kgs. Lyngby, Denmark, (2)DTU National Space Institute, Geodesy, Kongens Lyngby, Denmark, (3)University of Alaska Fairbanks, Arctic Region Supercomputing Center, Fairbanks, AK, United States, (4)University of Alaska Fairbanks, Geophysical Institute, Fairbanks, AK, United States, (5)Centre for GeoGenetics, Natural History Museum, University of Copenhagen, Copenhagen, Denmark, (6)Geological Survey of Denmark and Greenland, København K, Denmark
Recent changes in energy and freshwater budgets for the Godthåbsfjord catchment simulated in a 5 km regional climate model (21621)
Peter L Langen1, Ruth Mottram2,3, Prof. Jens H Christensen, PhD3,4, Fredrik Boberg1,3, Christian B Rodehacke1, Martin Stendel1,3, Dirk van As5, Andreas P Ahlstrom6, John Mortensen3, Søren Rysgaard3,7, Dorthe Petersen8, Keld H Svendsen8, Gudfinna Adalgeirsdottir9 and John Cappelen2, (1)Danish Meteorological Institute, København Ø, Denmark, (2)Danish Meteorological Institute, Copenhagen, Denmark, (3)Greenland Climate Research Centre, Greenland Institute of Natural Resources, Nuuk, Greenland, (4)Niels Bohr Institute, København Ø, Denmark, (5)Geological Survey of Denmark and Greenland, København K, Denmark, (6)Geological Survey of Denmark and Greenland, Copenhagen, Denmark, (7)University of Manitoba, Winnipeg, Canada, (8)Asiaq, Greenland Survey, Nuuk, Greenland, (9)University of Iceland, Institute of Earth Sciences, Reykjavik, Iceland
Assessment of Regional Climate Model-Simulated Snow Density Over the Greenland and Antarctic Ice Sheets Using In-Situ Measurements (13366)
Patrick M Alexander1, Lora Koenig2, Marco Tedesco3,4, Rajashree Datta3,5 and Xavier Fettweis6, (1)CUNY Graduate Center, New York, NY, United States, (2)Lockheed Martin Space, Denver, CO, United States, (3)CUNY Graduate School and University Center, New York, NY, United States, (4)Lamont-Doherty Earth Observatory, Columbia University, New York, NY, United States, (5)City College, City University of New York, New York, United States, (6)University of Liège, Département de Géographie, Liège, Belgium
Deep Bed in the Vicinity of the Grounding Line of Pine Island Glacier, West Antarctica (8157)
Prof. Mathieu Morlighem, University of California Irvine, Irvine, CA, United States, Daniel N Goldberg, University of Edinburgh, Edinburgh, United Kingdom, Stephen L. Cornford, University of Bristol, School of Geographical Sciences, Bristol, United Kingdom and Eric J Rignot, University of California Irvine, Department of Earth System Science, Irvine, CA, United States
Glen's Law++: Transition to a Rate-Weakening Flow Law As a New Framework for Damage Evolution (7142)
Christopher P Borstad1,2, Prof. Mathieu Morlighem3, Ala Khazendar4, Bernd Scheuchl5, Eric Y Larour4 and Eric J Rignot5, (1)University Centre in Svalbard, Longyearbyen, Norway, (2)NASA Jet Propulsion Laboratory, Pasadena, CA, United States, (3)Dartmouth College, Department of Earth Sciences, Hanover, NH, United States, (4)NASA Jet Propulsion Laboratory, Pasadena, United States, (5)University of California Irvine, Department of Earth System Science, Irvine, CA, United States
SHEAR WEAKENING DUE TO DRAINGE FROM WATER-FILLED CREVASSES ALONG THE MARGINS OF JAKOBSHAVN ISBRÆ (28463)
Derrick Julius Lampkin, University of Maryland College Park, College Park, MD, United States, Byron R Parizek, Pennsylvania State University, Department of Geosciences and Earth and Environmental Systems Institute, University Park, United States, Eric Y Larour, NASA Jet Propulsion Laboratory, Pasadena, United States, Helene L Seroussi, Dartmouth College, Thayer School of Engineering, Hanover, NH, United States and Prof. Mathieu Morlighem, University of California Irvine, Irvine, CA, United States
Mass and Energy Balance Modeling of Glaciers in the Upper Susitna Basin, Alaska (14426)
Andrew Osten Hoffman1,2, Regine Hock2, Caroline Aubry-Wake3, Andrew Bliss2, Alessio Gusmeroli4, Anna K Liljedahl5, Lyman Gillispie2 and Gabriel J Wolken6, (1)St. Olaf College, Northfield, United States, (2)University of Alaska Fairbanks, Fairbanks, AK, United States, (3)McGill University, Montreal, QC, Canada, (4)University of Alaska Fairbanks, International Arctic Research Center, Fairbanks, AK, United States, (5)Woodwell Climate Research Center, Falmouth, United States, (6)University of Alaska Fairbanks, Fairbanks, United States
Flow Modeling of Juneau Icefield (19619)
Florian Andreas Ziemen1, Constantine Khroulev1, Andy Aschwanden1, Jing Zhang2, Andrew K Melkonian3 and Regine Hock4, (1)University of Alaska Fairbanks, Geophysical Institute, Fairbanks, AK, United States, (2)North Carolina A&T State University, Greensboro, NC, United States, (3)Cornell University, Ithaca, NY, United States, (4)University of Alaska Fairbanks, Geophysical Institute, Fairbanks, United States
Multiple-Component Crystal Fabric Measurements from Acoustically-Generated Normal Modes in Borehole (30151)
Dan J Kluskiewicz, University of Washington Seattle Campus, Seattle, WA, United States, Edwin D Waddington, University of Washington, Department of Earth and Space Sciences, Seattle, WA, United States, Michael McCarthy, University of Washington, Department of Earth and Space Sciences, Seattle, United States, Sridhar Anandakrishnan, Pennsylvania State University, Department of Geosciences and Earth and Environmental Systems Institute, University Park, United States, Donald Voigt, Pennsylvania State University Main Campus, University Park, PA, United States and Kenichi Matsuoka, Norwegian Polar Institute, Glaciology and Geology, Tromsø, Norway
Investigating The Impact Of Sea Ice Concentration Extremes On Atmospheric Moisture Transport And Low-Level Winds Over Greenland And Surrounding Seas (25255)
Erik Ulysses Noble, CUNY City College, Earth and Atmospheric Sciences, New York, NY, United States, James F Booth, CUNY City College, New York, NY, United States, Marco Tedesco, Lamont-Doherty Earth Observatory, Columbia University, Palisades, NY, United States, Asa K Rennermalm, Rutgers University, Geography, New Brunswick, United States, Julienne Christine Stroeve, University of Colorado at Boulder, Boulder, CO, United States, Patrick M Alexander, CUNY Graduate Center, New York, NY, United States and Xavier Fettweis, University of Liège, Département de Géographie, Liège, Belgium