C11A
Advances in Our Understanding of Processes at the Beds of Glaciers and Ice Sheets I Posters

Monday, 14 December 2015: 08:00-12:20
Poster Hall (Moscone South)
Primary Conveners:  Lucas Zoet, University of Wisconsin-Madison, Geoscience, Madison, WI, United States
Conveners:  Matthew R Siegfried, University of California San Diego, La Jolla, CA, United States, Neal R Iverson, Iowa State univ, Ames, IA, United States and Knut A Christianson, New York University, New York, NY, United States
Chairs:  Lucas Zoet, University of Wisconsin-Madison, Geoscience, Madison, WI, United States and Matthew R Siegfried, Scripps Institution of Oceanography, La Jolla, CA, United States
OSPA Liaisons:  Knut A Christianson, University of Washington, Seattle, WA, United States
 
A statistical model for basal sliding (65527)
Evan M Cummings and Jesse V Johnson, University of Montana, Missoula, MT, United States
 
Tidally Influenced Stick-Slip in 1D Models of Ice Stream Flow with Rate-and-State Friction (66530)
Robert M Skarbek and Alan W Rempel, University of Oregon, Eugene, OR, United States
 
Micro-seismicity of the Whillans Ice Plain stick-slip cycle nucleation areas (71297)
Catherine G Barcheck, University of California Santa Cruz, Earth and Planetary Sciences, Santa Cruz, CA, United States
 
Icequakes and ambient noise sources detected by a geophone array at the Kaskawulsh glacier (71044)
Naofumi Aso1, Victor C Tsai1, Christian Schoof2, Arran Whiteford2 and Gwenn E Flowers3, (1)California Institute of Technology, Pasadena, CA, United States, (2)University of British Columbia, Vancouver, BC, Canada, (3)Simon Fraser University, Burnaby, BC, Canada
 
Upper-Crustal Structures Beneath Thwaites Glacier, West Antarctica and their Influence on Ice Dynamics (70146)
Atsuhiro Muto, Temple University, Earth and Environmental Science, Philadelphia, PA, United States
 
Preliminary results from hot-water drilling and borehole instrumentation on Store Glacier, West Greenland (80861)
Poul Christoffersen, University of Cambridge, Cambridge, United Kingdom
 
Ross Sea Till Properties: Implications for Ice Sheet Bed Interaction (85158)
Anna Ruth Halberstadt1, John B Anderson2, Lauren Simkins1, Lindsay O Prothro1 and Philip J Bart3, (1)Rice University, Houston, TX, United States, (2)Rice Univ, Houston, TX, United States, (3)Louisiana State University, Baton Rouge, LA, United States
 
Measuring melt and velocity of Alaskan mountain glaciers using phase-sensitive radar and differential GPS (85365)
Sarah Neuhaus, University of California Santa Cruz, Santa Cruz, CA, United States
 
A novel approach to improving the reconstruction of bed elevation with special consideration of bathymetry at the ice/ocean interface of the Greenland ice sheet (69688)
Chris Williams, University of Bristol, School of Geographical Sciences, Bristol, United Kingdom
 
Using NASA Warm Ice Sounding Explorer (WISE) Data to Reexamine the Bed Morphology of Malaspina Glacier, Alaska (73467)
Bruce Franklin Molnia1, Laura E Snyder-Deaton2 and Kim Angeli2, (1)US Geological Survey, National Civil Applications, Reston, VA, United States, (2)US Geological Survey, Eastern Geographic Science Center, Reston, VA, United States
 
Initial AUV Investigation of the Dynamic Morainal Bank Environment of the Advancing Hubbard Glacier, Alaska (84224)
Daniel E Lawson, Cold Regions Research and Engineering Laboratory, Hanover, NH, United States; Dartmouth College, Hanover, NH, United States
 
Subglacial and Proglacial Deformation of the Late Wisconsinan Puget Lobe (59899)
Jasper Knight, University of Witwatersrand, Johannesburg, South Africa
 
Testing Models of Modern Glacial Erosion of the St. Elias Mountains, Alaska Using Marine Sediment Provenance (73051)
Michelle L Penkrot, University of Florida, Ft Walton Beach, FL, United States
 
Inferring glacial history and subglacial process through analysis of cosmogenic nuclides in icebound cobbles (73262)
Lee B Corbett1, Paul R Bierman1, Thomas Neumann2 and Joseph A Graly3, (1)University of Vermont, Burlington, VT, United States, (2)NASA Goddard Space Flight Ctr, Greenbelt, MD, United States, (3)University of Wyoming, Laramie, WY, United States
 
Proglacial hydrochemistry and sediment characteristics observed across a spectrum of glacier dynamic regimes (83868)
Jeff W Crompton and Gwenn E Flowers, Simon Fraser University, Burnaby, BC, Canada
 
Tracing Shifts in Subglacial Hydrochemistry Due to Changes in Drainage Configuration: Athabasca Glacier, Alberta, Canada (86214)
Mark Robbins, University of Michigan Ann Arbor, Ann Arbor, MI, United States
 
Seasonal Variation and Controls on Subglacial Riverine CO2 Concentrations From a Small Catchment, West Greenland Ice Sheet (68529)
Grace Andrews and Andrew D Jacobson, Northwestern University, Evanston, IL, United States
 
Spatial distribution and diversity of hummocky tracts in Southern Sweden - an analog to subglacial drainage in present large ice sheets? (77759)
Gustaf Peterson, Geological Survey of Sweden, Uppsala, Sweden; University of Gothenburg, Departement of Earth Sciences, Gothenburg, Sweden and Mark D Johnson, University of Gothenburg, Gothenburg, Sweden
 
Sedimentary Processes of Unstable Ice Sheet Grounding Zones: Comparing Polar and Temperate Grounding Zone Wedges Using Marine Geophysical Data and Outcrop Studies (84769)
Brian Patrick Demet, Rice University, Houston, TX, United States
 
The grounding-zone wedge inventory on the Amundsen Sea Embayment shelf, West Antarctica: formation processes and significance for establishing reliable post-LGM retreat chronologies (69249)
Johann P Klages1, Gerhard Kuhn1, Claus-Dieter Hillenbrand2, James Smith2, Alastair G. C. Graham3, Karsten Gohl1 and Lukas Wacker4, (1)Alfred Wegener Institute Helmholtz-Center for Polar and Marine Research Bremerhaven, Bremerhaven, Germany, (2)British Antarctic Survey, Cambridge, United Kingdom, (3)University of Exeter, College of Life and Environmental Sciences, Exeter, United Kingdom, (4)ETH Zurich, Dept. of Ion Beam Physics, Zurich, Switzerland
 
Implications Of Fault Damaged Bedrock To Tectonic and Landscape Evolution In Coastal Alaska (84174)
Annie Boucher, University of Maine, Orono, ME, United States
 
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