C51B:
Linking Cryospheric Observations and Modeling I Posters

Friday, 19 December 2014: 8:00 AM-12:20 PM
Chairs:  Douglas R MacAyeal, University of Chicago, Chicago, IL, United States, Ute C Herzfeld, Univ Colorado Boulder, Electrical, Computer and Energy Engineering, Boulder, CO, United States and Jennifer E Kay, University of Colorado at Boulder, Boulder, CO, United States
Primary Conveners:  Ute C Herzfeld, Univ Colorado Boulder, Electrical, Computer and Energy Engineering, Boulder, CO, United States; Cooperative Institute for Research in Environmental Sciences, University of Colorado Boulder, Boulder, CO, United States
Co-conveners:  Ralf Greve, Hokkaido University, Sapporo, Japan, Douglas R MacAyeal, University of Chicago, Chicago, IL, United States and Jennifer E Kay, NCAR, Boulder, CO, United States; University of Colorado Boulder, Atmospheric and Oceanographic Sciences and CIRES, Boulder, CO, United States
OSPA Liaisons:  Douglas R MacAyeal, University of Chicago, Chicago, IL, United States

Abstracts Submitted to this Session:

 
Eight Decades of the International Glaciological Society: A Small but Vibrant Partner to Agu
Magnús Már Magnússon1, Tim H Jacka2 and Douglas R MacAyeal1,3, (1)International Glaciological Society, Cambridge, United Kingdom, (2)International Glaciological Society, Ellendale, Australia, (3)University of Chicago, Chicago, IL, United States
 
Application of GRACE to the Evaluation of an Ice Flow Model of the Greenland Ice Sheet
Nicole Schlegel1, David N Wiese2, Michael M Watkins2, Eric Y Larour2, Jason E Box3, Xavier Fettweis4, Michiel R van den Broeke5, Mathieu Morlighem6, Carmen Boening2 and Helene L Seroussi2, (1)University of California Los Angeles, Los Angeles, CA, United States, (2)NASA Jet Propulsion Laboratory, Pasadena, CA, United States, (3)Geological Survey of Denmark and Greenland, Copenhagen, Denmark, (4)University of Liège, Geography, Liège, Belgium, (5)Utrecht University, Utrecht, Netherlands, (6)University of California Irvine, Irvine, CA, United States
 
Impact of External Forcing on Glacier Dynamics at Jakobshavn Isbræ during 1840-2012
Ioana Stefania Muresan1, Shfaqat Abbas Khan1, Andy Aschwanden2,3, Constantine Khroulev3, Anders A Bjork4 and Jason E Box5, (1)DTU Space, Technical University of Denmark, Geodesy, Kgs. Lyngby, Denmark, (2)University of Alaska Fairbanks, Arctic Region Supercomputing Center, Fairbanks, AK, United States, (3)University of Alaska Fairbanks, Geophysical Institute, Fairbanks, AK, United States, (4)Centre for GeoGenetics, Natural History Museum, University of Copenhagen, Copenhagen, Denmark, (5)Geological Survey of Denmark and Greenland, Copenhagen, Denmark
 
Modelled and observed present-day state of the Jakobshavn Isbræ, west Greenland
Shfaqat Abbas Khan1, Ioana Stefania Muresan1, Andy Aschwanden2 and Constantine Khroulev3, (1)Technical University of Denmark - Space, Kongens Lyngby, Denmark, (2)University of Alaska Fairbanks, Arctic Region Supercomputing Center, Fairbanks, AK, United States, (3)University of Alaska Fairbanks, Geophysical Institute, Fairbanks, AK, United States
 
Recent changes in energy and freshwater budgets for the Godthåbsfjord catchment simulated in a 5 km regional climate model
Peter L Langen1, Ruth Mottram1,2, Jens H Christensen2,3, Fredrik Boberg1,2, Christian B Rodehacke1, Martin Stendel1,2, Dirk van As4, Andreas P Ahlstrom4, John Mortensen2, Søren Rysgaard2,5, Dorthe Petersen6, Keld H Svendsen6, Gudfinna Adalgeirsdottir7 and John Cappelen1, (1)Danish Meteorological Institute, Copenhagen, Denmark, (2)Greenland Climate Research Centre, Greenland Institute of Natural Resources, Nuuk, Greenland, (3)Danish Meteorological Institute, Copenhagen East, Denmark, (4)Geological Survey of Denmark and Greenland, Copenhagen, Denmark, (5)University of Manitoba, Winnipeg, MB, Canada, (6)Asiaq, Greenland Survey, Nuuk, Greenland, (7)University of Iceland, Reykjavik, Iceland
 
Assessment of Regional Climate Model-Simulated Snow Density Over the Greenland and Antarctic Ice Sheets Using In-Situ Measurements
Patrick M Alexander1,2, Lora Koenig3, Marco Tedesco1,2, Rajashree Datta1,2 and Xavier Fettweis4, (1)CUNY Graduate School and University Center, New York, NY, United States, (2)City College, City University of New York, New York, NY, United States, (3)NASA, Greenbelt, MD, United States, (4)University of Liège, Geography, Liège, Belgium
 
Regional Patterns of Blowing Snow Dynamics on the Antarctic Ice Sheet from the Modèle Atmosphérique Régionale (MAR), Assessed with In Situ and Remote Sensing data (2000-2011)
Rajashree Datta1, Marco Tedesco2, Xavier Fettweis3, Hubert Gallee4 and James F Booth2, (1)CUNY Graduate School and University Center, New York, NY, United States, (2)CUNY City College, New York, NY, United States, (3)University of Liège, Geography, Liège, Belgium, (4)Laboratoire de Glaciologie et Geophysique de l'Environnement, Grenoble, France
 
Deep Bed in the Vicinity of the Grounding Line of Pine Island Glacier, West Antarctica
Mathieu Morlighem1, Daniel N Goldberg2, Stephen L. Cornford3 and Eric J Rignot1, (1)University of California Irvine, Irvine, CA, United States, (2)University of Edinburgh, Edinburgh, United Kingdom, (3)University of Bristol, Bristol, United Kingdom
 
Glen's Law++: Transition to a Rate-Weakening Flow Law As a New Framework for Damage Evolution
Christopher P Borstad1,2, Mathieu Morlighem3, Ala Khazendar2, Bernd Scheuchl4, Eric Y Larour2 and Eric J Rignot4, (1)University Centre in Svalbard, Longyearbyen, Norway, (2)NASA Jet Propulsion Laboratory, Pasadena, CA, United States, (3)University of California - Irvine, Irvine, CA, United States, (4)University of California Irvine, Irvine, CA, United States
 
The Contribution of Englacial Latent Heat Transfer to Seaward Ice Flux from Regions of Convergent and Divergent Ice Flow in Western Greenland
Kristin Poinar, University of Washington, Seattle, WA, United States and Ian R Joughin, Univ Washington, Seattle, WA, United States
 
SHEAR WEAKENING DUE TO DRAINGE FROM WATER-FILLED CREVASSES ALONG THE MARGINS OF JAKOBSHAVN ISBRÆ
Derrick Julius Lampkin1, Byron R Parizek2, Eric Y Larour3, Helene L Seroussi3 and Mathieu Morlighem4, (1)University of Maryland College Park, College Park, MD, United States, (2)Pennsylvania State University, State College, PA, United States, (3)NASA Jet Propulsion Laboratory, Pasadena, CA, United States, (4)University of California Irvine, Irvine, CA, United States
 
Sensitivity of the Greenland ice sheet evolution and flow on basal conditions – a parameter study with the PISM model
Lisbeth Tangaa Nielsen, Centre for Ice and Climate, Copenhagen, Denmark and Christine S. Hvidberg, Niels Bohr Institute - University of Copenhagen, Center for Ice and Climate, Copenhagen, Denmark
 
Insights from Thermo-Mechanically Coupled Modeling of High-Elevation Regions of the Greenland Ice Sheet
Aleah N Sommers, University of Colorado at Boulder, Boulder, CO, United States, Harihar Rajaram, Univ Colorado, Boulder, CO, United States and William T Colgan, Geological Survey of Denmark and Greenland, Copenhagen, Denmark
 
Mass and Energy Balance Modeling of Glaciers in the Upper Susitna Basin, Alaska
Andrew Hoffman1,2, Regine Hock2, Caroline Aubry-Wake3, Andrew Bliss2, Alessio Gusmeroli4, Anna Liljedahl2, Lyman Gillispie2 and Gabriel J Wolken5, (1)St. Olaf College, Northfield, MN, 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)Department of Natural Resources Fairbanks, Fairbanks, AK, United States
 
Flow Modeling of Juneau Icefield
Florian Andreas Ziemen1, Constantine Khroulev1, Andy Aschwanden1, Jing Zhang2, Andrew K Melkonian3 and Regine Hock1, (1)University of Alaska Fairbanks, Geophysical Institute, Fairbanks, AK, United States, (2)NC A&T State University, Greensboro, NC, United States, (3)Cornell University, Ithaca, NY, United States
 
Measuring Snow Grain Size with the Near-Infrared Emitting Reflectance Dome (NERD)
Adam Michael Schneider, University of Michigan, Atmospheric, Oceanic and Space Sciences, Ann Arbor, MI, United States and Mark Flanner, University of Michigan, Ann Arbor, MI, United States
 
Multiple-Component Crystal Fabric Measurements from Acoustically-Generated Normal Modes in Borehole
Dan J Kluskiewicz1, Edwin D Waddington2, Michael McCarthy3, Sridhar Anandakrishnan4, Donald Voigt4 and Kenichi Matsuoka5, (1)University of Washington Seattle Campus, Seattle, WA, United States, (2)University of Washington, Seattle, WA, United States, (3)Earth & Space Sciences, Seattle, WA, United States, (4)Pennsylvania State University Main Campus, University Park, PA, United States, (5)Norwegian Polar Institute, Tromsø, Norway
 
Investigating The Impact Of Sea Ice Concentration Extremes On Atmospheric Moisture Transport And Low-Level Winds Over Greenland And Surrounding Seas
Erik Ulysses Noble1, James F Booth2, Marco Tedesco1, Asa K Rennermalm3, Julienne Christine Stroeve4, Patrick M Alexander5 and Xavier Fettweis6, (1)CUNY City College, Earth and Atmospheric Sciences, New York, NY, United States, (2)CUNY City College, New York, NY, United States, (3)Rutgers University New Brunswick, New Brunswick, NJ, United States, (4)University of Colorado at Boulder, Boulder, CO, United States, (5)CUNY Graduate School and University Center, New York, NY, United States, (6)University of Liège, Geography, Liège, Belgium
 
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