C042
Observations and Models of Glacier Change II

Friday, 11 December 2020: 20:30-21:30
Virtual
Primary Convener:  Alex S Gardner, Jet Propulsion Laboratory, Pasadena, CA, United States
Conveners:  Brian Menounos, University of Northern British Columbia, Natural Resources and Environmental Studies Institute and Geography Program, Prince George, BC, Canada, Bruce H Raup, University of Colorado at Boulder, Boulder, CO, United States and Caitlyn Florentine, USGS Geological Survey, Bozeman, MT, United States
Primary Liaison:  Alex S Gardner, NASA Jet Propulsion Laboratory, Pasadena, CA, United States
Chairs:  Alex S Gardner, NASA Jet Propulsion Laboratory, Pasadena, CA, United States, Brian Menounos, University of Northern British Columbia, Natural Resources and Environmental Studies Institute and Geography Program, Prince George, BC, Canada, Bruce H Raup, University of Colorado at Boulder, Boulder, CO, United States and Caitlyn Florentine, USGS Geological Survey, Bozeman, MT, United States
OSPA Liaison:  Brian Menounos, University of Northern British Columbia, Natural Resources and Environmental Studies Institute and Geography Program, Prince George, BC, Canada
20:30
C042-01
Impact of glacier thickness in future sea-level rates from a GRACE constrained glacier model (748527)
Lavanya Ashokkumar, University of Arizona, Tucson, AZ, United States and Christopher Harig, University of Arizona, Department of Geosciences, Tucson, AZ, United States
20:34
C042-02
Results from ITMIX2 - the second phase of Ice Thickness Models Intercomparison eXperiment (667056)
Daniel Farinotti, Swiss Federal Institute for Forest, Snow and Landscape Research WSL, Birmensdorf, Switzerland; Laboratory of Hydraulics, Hydrology and Glaciology (VAW), ETH Zurich, Zurich, Switzerland and the ITMIX2 consortium
20:38
C042-03
Global debris thickness estimates of debris-covered glaciers (670392)
David Rounce1,2, Regine Hock3, Robert W McNabb4, Romain Millan5, Christian Sommer6, Matthias H. Braun6, Philipp Malz7, Fabien Maussion8, Jeremie Mouginot9, Thorsten Seehaus7 and David E Shean10, (1)University of Alaska Fairbanks, Geophysical Institute, Fairbanks, AK, United States, (2)Carnegie Mellon University, Civil and Environmental Engineering, Pittsburgh, PA, United States, (3)Univ of AK-Geophysical Inst, Fairbanks, AK, United States, (4)Geophysical Institute - UAF, Fairbanks, AK, United States, (5)University of Grenoble Alpes, Grenoble, France, (6)University of Erlangen-Nuremberg, Erlangen, Germany, (7)University of Erlangen-Nuremberg, Geography, Erlangen, Germany, (8)University of Innsbruck, Innsbruck, Austria, (9)University of California Irvine, Department of Earth System Science, Irvine, CA, United States, (10)University of Washington, Seattle, WA, United States
20:42
C042-04
Historical Structure From Motion (HSfM): Automated Generation of High-Resolution DEMs and Geodetic Glacier Mass-Balance Measurements from Historical Aerial Photography (755100)
Friedrich Knuth and David E Shean, University of Washington, Seattle, WA, United States
20:46
C042-05
glimpse: Open-source Software for Estimating Glacier Velocities from Timelapse Cameras and Satellite Data (764942)
Ethan Welty, University of Colorado at Boulder, Institute of Arctic and Alpine Research, Boulder, CO, United States, Douglas Brinkerhoff, University of Montana, Missoula, MT, United States and Franklyn Dunbar, University of Montana, Missoula, AK, United States
20:50
C042-06
Daily to multi-decadal velocity variations at Athabasca Glacier, Alberta, Canada (729254)
William H Armstrong Jr1, David Polashenski2, Martin Truffer2, Greg Horne3, Robert L Hawley4, Jacob Hanson1 and Brian Menounos5, (1)Appalachian State University, Geological and Environmental Sciences, Boone, NC, United States, (2)University of Alaska Fairbanks, Fairbanks, AK, United States, (3)Parks Canada, Jasper National Park, Jasper, AB, Canada, (4)Dartmouth College; IASC Cryosphere WG Member, Hanover, NH, United States, (5)University of Northern British Columbia, Natural Resources and Environmental Studies Institute and Geography Program, Prince George, BC, Canada
20:54
C042-07
Ice flow velocity and elevation change measurement Shirase Glacier and Totten Glacier using remote sensing data (677718)
Shotaro Ohkawa1, Koichiro Doi2, Kazuki Nakamura3 and Hiroto Nagai1, (1)Waseda University, Tokyo, Japan, (2)NIPR National Institute of Polar Research, Tokyo, Japan, (3)Nihon University, Tokyo, Japan
20:58
C042-08
A stochastic birth and death model to represent the evolution of ice cliff population and their total contribution to melt at the glacier scale (722411)
Marin Kneib1,2, Evan Stewart Miles2, Pascal Buri2, Peter Molnar1, Thomas Edward Shaw2,3, Michael McCarthy2, Stefan Fugger1,2 and Francesca Pellicciotti2,4, (1)ETH Zurich, Institute of Environmental Engineering, Zurich, Switzerland, (2)WSL Swiss Federal Institute for Forest, Snow and Landscape Research, Birmensdorf, Switzerland, (3)University of Chile, Santiago, Chile, (4)Northumbria University, Department of Geography, Newcastle Upon Tyne, United Kingdom
21:02
C042-09
Near-real time assimilation of glacier observations in Switzerland using a particle filter (706313)
Johannes Landmann1,2, Hans Rudolf Kuensch3, Matthias Huss1,2, Christophe Ogier1,2 and Daniel Farinotti1,2, (1)Laboratory of Hydraulics, Hydrology and Glaciology (VAW), ETH Zurich, Zurich, Switzerland, (2)Swiss Federal Institute for Forest, Snow and Landscape Research WSL, Birmensdorf, Switzerland, (3)Department of Statistics, ETH Zurich, Zurich, Switzerland
21:06
C042-10
Accelerated Glacier Loss in Western Canada Revealed Through Trend Analysis of Optical Satellite Imagery (759324)
Alexandre Bevington and Brian Menounos, University of Northern British Columbia, Natural Resources and Environmental Studies Institute and Geography Program, Prince George, BC, Canada
21:10
Discussion
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