C53A:
A Glimpse Below: Revealing and Imaging Previously Hidden Aspects of the Cryosphere II Posters

Friday, 19 December 2014: 1:40 PM-6:00 PM
Chairs:  Daniel McGrath, USGS Alaska Science Center, Anchorage, AK, United States and Julie Brigham-Grette, University of Massachusetts Amherst, Amherst, MA, United States
Primary Conveners:  Daniel McGrath, USGS Alaska Science Center, Anchorage, AK, United States
Co-conveners:  Hans-Peter Marshall, Boise State University, Boise, ID, United States, Julie Brigham-Grette, University of Massachusetts Amherst, Amherst, MA, United States and Katey M Walter Anthony, University of Alaska Fairbanks, Water and Environmental Research Center, Fairbanks, AK, United States
OSPA Liaisons:  Daniel McGrath, USGS Alaska Science Center, Anchorage, AK, United States

Abstracts Submitted to this Session:

 
Constraints on Snow Accumulation and Firn Density in Greenland Using GPS Receivers
Kristine M Larson, University of Colorado, Boulder, CO, United States, John M Wahr, Univ of Colorado, Boulder, CO, United States and Peter Kuipers Munneke, Utrecht University, Institute for Marine and Atmospheric Research, Utrecht, Netherlands
 
Seismic Observations of Glacier Calving and Surging on Spitsbergen, Svalbard
Andreas Köhler1, Christopher Nuth1, Heidi Sevestre1,2, Doug Benn2,3, Adrian J Luckman2,4, Johannes Schweitzer5 and Christian Weidle6, (1)University of Oslo, Oslo, Norway, (2)University Centre in Svalbard, Longyearbyen, Norway, (3)University of St Andrews, Dept. of Geography and Sustainable Development, St Andrews, United Kingdom, (4)Swansea University, Cardiff, United Kingdom, (5)Norwegian Seismic Array NORSAR, Kjeller, Norway, (6)Institute of Geo Sciences, Kiel, Germany
 
Flow of Ice near a Large Melt Channel in the Ross Ice Shelf
Howard Conway1, Richard C A Hindmarsh2, Michelle R Koutnik1, Christopher Stevens3 and Jeremy Paul Winberry4, (1)Univ Washington, Seattle, WA, United States, (2)NERC British Antarctic Survey, Cambridge, CB3, United Kingdom, (3)University of Washington, Seattle, WA, United States, (4)Central Washington University, Ellensburg, WA, United States
 
Ice Stream Slip Triggered by Distant Earthquakes
Jacob I Walter1, Zhigang Peng2, Slawek M Tulaczyk3 and Lucas Beem3, (1)University of Texas at Austin, Institute for Geophysics, Austin, TX, United States, (2)Georgia Tech, Earth and Atmospheric Sciences, Atlanta, GA, United States, (3)Univ California Santa Cruz, Santa Cruz, CA, United States
 
Temporal and spatial variability of the Greenland firn aquifer revealed by ground and airborne radar data
Clément Miège, University of Utah, Salt Lake City, UT, United States, Richard R Forster, Univ Utah, Salt Lake City, UT, United States, Lora Koenig, NASA, Greenbelt, MD, United States, Ludovic Brucker, NASA Goddard Space Flight Center, Greenbelt, MD, United States, Jason E Box, Geological Survey of Denmark and Greenland, Copenhagen, Denmark, Evan W Burgess, University of Alaska Fairbanks, Fairbanks, AK, United States and D. Kip Solomon, University of Utah, Geology and Geophysics, Salt Lake City, UT, United States
 
Rapid Access Ice Drill: A New Tool for Exploration of the Deep Antarctic Ice Sheets and Subglacial Geology
John W Goodge, Univ Minnesota Duluth, Earth & Environmental Sciences, Duluth, MN, United States and Jeffrey P Severinghaus, Scripps Institution of Oceanography, Solana Beach, CA, United States
 
Transient Meltwater in Mullins Valley Glacier, McMurdo Dry Valleys, Antarctica
Robert E Grimm1, David E Stillman1 and Douglas E Kowalewski2, (1)Southwest Research Institute Boulder, Planetary Science Directorate, Boulder, CO, United States, (2)Worcester State University, Geography Department, Worcester, MA, United States
 
Greenland meltwater impacts on the 234U/238U composition of seawater, the role of subglacial residence time.
Carli A Arendt1, Sarah Aciego1, Kenneth W W Sims2 and Emily Isabel Stevenson1, (1)University of Michigan Ann Arbor, Ann Arbor, MI, United States, (2)University of Wyoming, Laramie, WY, United States
 
Improved Quantification of Microscale Ice Properties Using Borehole Geophysical Surveys
Charlotte E Axtell1, Tavi Murray1, Bernd Kulessa1, Roger A Clark2 and Alessio Gusmeroli3, (1)Glaciology Group, Swansea University, Swansea, United Kingdom, (2)University of Leeds, School of Earth and Environment, Leeds, United Kingdom, (3)University of Alaska Fairbanks, International Arctic Research Center, Fairbanks, AK, United States
 
Emergent Dead Vegetation and Paired Cosmogenic Isotope Constraints on Ice Cap Activity, Baffin Island, Arctic Canada
Simon Pendleton, University of Colorado at Boulder, Boulder, CO, United States and Gifford H Miller, University of Colorado, INSTAAR and Geological Sciences, Boulder, CO, United States
 
Characterizing Small-Scale Variability of Snow Thickness Using GPR on Taku Glacier, Alaska
Salvatore G Candela1, Shad Oneel2 and Michael G Loso1, (1)Alaska Pacific University, Anchorage, AK, United States, (2)USGS Alaska Science Center, Anchorage, AK, United States
 
Tracking seasonal subglacial drainage evolution of alpine glaciers using radiogenic Nd and Sr isotope systematics: Lemon Creek Glacier, Alaska
Anna E Clinger, Sarah Aciego, Emily I Stevenson and Carli A Arendt, University of Michigan Ann Arbor, Ann Arbor, MI, United States
 
Ambient Seismic Noise Correlation on Iceberg C16, Ross Sea, Antarctica
Yitan Wang1, Emile A Okal2 and Douglas R MacAyeal1, (1)University of Chicago, Chicago, IL, United States, (2)Northwestern University, Evanston, IL, United States
 
Noble Gas Signatures in Greenland – Tracing Glacial Meltwater Sources
Yi Niu, M. Clara Castro, Chris M Hall, Sarah Aciego, Emily I Stevenson and Carli A Arendt, University of Michigan, Department of Earth and Environmental Sciences, Ann Arbor, MI, United States
 
Wavefield Inversion of Surface Waves for Delineating Seismic Structure in Saline Permafrost: A Case History from the Barrow Peninsula, AK
Shan Dou1, Douglas Scott Dreger1, John Peterson2, Craig Ulrich2, Baptiste Dafflon2, Susan S. Hubbard2 and Jonathan Blair Ajo Franklin2, (1)University of California Berkeley, Berkeley, CA, United States, (2)Lawrence Berkeley National Laboratory, Berkeley, CA, United States
 
Towards remote sensing of Arctic ice roads and associated human activities using SUOMI NPP night light images
Mia Bennett1, Laurence C Smith1 and Scott R Stephenson2, (1)University of California Los Angeles, Los Angeles, CA, United States, (2)University of Connecticut, Groton, CT, United States
 
The first geothermal heat flux measurement below the West Antarctic Ice Sheet
Andrew T Fisher1, Kenneth D Mankoff2, Slawek M Tulaczyk3, Neil Foley4 and Saffia Hossainzadeh4, (1)UC Santa Cruz, Earth and Planetary Sciences, Santa Cruz, CA, United States, (2)Woods Hole Oceanographic Institution, Woods Hole, MA, United States, (3)Univ California Santa Cruz, Santa Cruz, CA, United States, (4)University of California Santa Cruz, Santa Cruz, CA, United States
 
Bistatic Radar Case Studies from Antarctica and Greenland
Nicholas Donald Holschuh1, Knut A Christianson2 and Sridhar Anandakrishnan1, (1)Pennsylvania State Univ, University Park, PA, United States, (2)New York University, New York, NY, United States
 
Arctic Ocean Sea Ice Thickness, Bathymetry, and Water Properties from Submarine Data
Florence M Fetterer and Ann K Windnagel, Cooperative Institute for Research in Environmental Sciences, National Snow and Ice Data Center, Boulder, CO, United States
 
High Frequency Seismic Waves Recorded By the Greenland Ice Sheet Monitoring Network (GLISN) During the Drainage of a Supraglacial Lake
Erik J Orantes1, Patricia M Kenyon1,2, Patrick M Alexander2 and Marco Tedesco1,2, (1)City College, City University of New York, New York, NY, United States, (2)CUNY Graduate School and University Center, New York, NY, United States
 
THE UNEXPECTED RE-GROWTH OF ICE-ENTOMBED BRYOPHYTES IN THE CANADIAN HIGH ARCTIC
Catherine La Farge, University of Alberta, Edmonton, AB, Canada
 
Vibroseismic-Streamer Systems to Image Sub-Ice Properties and Englacial Layering on Large Scales
Olaf Eisen1, Anja Diez1, Astrid Lambrecht2, Mayer Christoph2, Coen M Hofstede1, Yngve Kristoffersen3, Rick Blenkner1 and Sverrir Hilmarsson1, (1)Alfred Wegener Institute Helmholtz-Center for Polar and Marine Research Bremerhaven, Bremerhaven, Germany, (2)Bavarian Academy of Sciences and Humanities, Munich, Germany, (3)University of Bergen, Bergen, Norway
 
Methane seeps along boundaries of arctic permafrost thaw and melting glaciers
Peter Anthony, University of Alaska Fairbanks, Fairbanks, AK, United States, Katey M Walter Anthony, University of Alaska Fairbanks, Water and Environmental Research Center, Fairbanks, AK, United States, Guido Grosse, Alfred Wegener Institute Helmholtz-Center for Polar and Marine Research Potsdam, Potsdam, Germany and Jeffrey Chanton, Florida State Univ, Tallahassee, FL, United States
 
Geophysical imaging reveals brine system beneath an ice-sealed Antarctic lake
Hilary Dugan, University of Illinois at Chicago, Chicago, IL, United States, Peter T Doran, Univ Illinois at Chicago, Chicago, IL, United States, Slawek M Tulaczyk, Univ California Santa Cruz, Santa Cruz, CA, United States, Jill Mikucki, University of Tennessee, Knoxville, TN, United States, Steven A Arcone, U.S. Army Cold Regions Research and Engineering Laboratory, Hanover, NH, United States, Esben Auken, Aarhus University, Aarhus, Denmark, Cyril Schamper, Sorbonne Universités, Paris, France and Ross A Virginia, Dartmouth College, Hanover, NH, United States
 
Ice-cover History and Paleoceanographic Change of the Western Arctic Ocean (Mendeleev Ridge) using Be isotopes
A J Timothy Jull1, Kyeong J Kim2,3 and Seung-Il Nam3, (1)University of Arizona, Tucson, AZ, United States, (2)NASA Ames Research Center, Moffett Field, CA, United States, (3)KIGAM Korea Institute of Geoscience and Mineral Resources, Daejeon, South Korea
 
Strontium isotope variation in the dissolved load and suspended sediments of Northern Hemisphere land terminating glaciers
Emily Isabel Stevenson1, Sarah Aciego2, Carli A Arendt2, Cody Sheik1 and Sarah B Das3, (1)University of Michigan, Ann Arbor, MI, United States, (2)University of Michigan Ann Arbor, Ann Arbor, MI, United States, (3)WHOI, Woods Hole, MA, United States
 
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