C041
Observations and Models of Glacier Change I

Friday, 11 December 2020: 16:00-17:00
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:  Brian Menounos, University of Northern British Columbia, Natural Resources and Environmental Studies Institute and Geography Program, Prince George, BC, Canada, Alex S Gardner, NASA Jet Propulsion Laboratory, Pasadena, CA, United States, 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
16:00
Accelerated global glacier mass loss in the early twenty-first century (Invited) (693894)
Romain Hugonnet1,2, Robert W McNabb3,4, Etienne Berthier1, Brian Menounos5, Christopher Nuth3,6, Luc Girod3, Matthias Huss7,8, Daniel Farinotti7,9, Ines Dussaillant10, Fanny Brun11 and Andreas Kääb3, (1)LEGOS, Université de Toulouse, CNES, CNRS, IRD, UPS, Toulouse, France, (2)ETH Zürich, Laboratory of Hydraulics, Hydrology and Glaciology (VAW), Zürich, Switzerland, (3)University of Oslo, Department of Geosciences, Oslo, Norway, (4)Ulster University, School of Geography and Environmental Sciences, Coleraine, United Kingdom, (5)University of Northern British Columbia, Natural Resources and Environmental Studies Institute and Geography Program, Prince George, BC, Canada, (6)The Norwegian Defense Research Establishment, Kjeller, Norway, (7)Laboratory of Hydraulics, Hydrology and Glaciology (VAW), ETH Zurich, Zurich, Switzerland, (8)University of Fribourg, Department of Geosciences, Fribourg, Switzerland, (9)Swiss Federal Institute for Forest, Snow and Landscape Research WSL, Birmensdorf, Switzerland, (10)University of Zurich, Zurich, Switzerland, (11)Universite de Grenoble, Grenoble, France
16:04
Satellite-based estimates of glacier mass change in High Mountain Asia since the 1960s (743293)
Atanu Bhattacharya, University of St Andrews, School of Geography and Sustainable Development, St Andrews, KY16, United Kingdom, Tobias Bolch, University of St Andrews, School of Geography and Sustainable development, St Andrews, United Kingdom, Kriti Mukherjee, University of Northern British Columbia, Geography and Natural Resources and Environmental Studies Institute, Prince George, BC, Canada, Owen King, University of St Andrews, School of Geography & Sustainable Development, St Andrews, KY16, United Kingdom, Brian Menounos, University of Northern British Columbia, Natural Resources and Environmental Studies Institute and Geography Program, Prince George, BC, Canada, Niklas Neckel, Alfred Wegener Institute Helmholtz-Center for Polar and Marine Research Bremerhaven, Bremerhaven, Germany, Wei Yang, ITPCAS, Beijing, China and Tandong Yao, Institute of Tibetan Plateau Research, Chinese Academy of Sciences, Beijing, China
16:08
Process identification preceding and during a glacier surge in the Karakorum Mountains enabled by high-temporal resolution image processing (753171)
Ian Arburua Delaney1, Saif Aati2, Flavien Beaud3, Surendra Adhikari4 and Jean-Philippe Avouac2, (1)University of Lausanne, Lausanne, Switzerland, (2)California Institute of Technology, Division of Geological and Planetary Sciences, Pasadena, CA, United States, (3)University of British Columbia, Vancouver, BC, Canada, (4)California Institute of Technology, Jet Propulsion Laboratory, Pasadena, CA, United States
16:12
Fractal perimeter dimensions of topographic sinks may reveal clues to dominant melt processes on Himalayan debris covered glaciers (668157)
Ryan Strickland1, Matthew D Covington1, Jason Gulley2, Rijan Bhakta Kayastha3 and Dawa Tshering Sherpa3, (1)University of Arkansas, Geosciences, Fayetteville, AR, United States, (2)University of South Florida, School of Geosciences, Tampa, FL, United States, (3)Kathmandu University, Dhulikhel, Nepal
16:16
Glacier Change in the Olympic Mountains, WA over the past and future 100 years (699917)
Andrew G Fountain1, Bryce Glenn2, Christina Gray1 and Brian Menounos3, (1)Portland State University, Department of Geology, Portland, OR, United States, (2)Portland State University, Department of Geography, Portland, OR, United States, (3)University of Northern British Columbia, Natural Resources and Environmental Studies Institute and Geography Program, Prince George, BC, Canada
16:20
Ice cliff morphology and evolution on the Kennicott Glacier, Wrangell Mountains, Alaska. (718606)
Eric Ivan Petersen1, Regine Hock1 and Michael Loso2, (1)Univ of AK-Geophysical Inst, Fairbanks, AK, United States, (2)Alaska Pacific University, Anchorage, AK, United States
16:24
An imbalancing act: the dynamic response of the Kaskawulsh Glacier, Yukon, Canada, to a changing mass budget (672656)
Erik Young1, Gwenn E Flowers1, Etienne Berthier2 and Rebecca Latto3,4, (1)Simon Fraser University, Department of Earth Sciences, Burnaby, BC, Canada, (2)LEGOS, Université de Toulouse, CNES, CNRS, IRD, UPS, Toulouse, France, (3)University of Tasmania, Hobart, TAS, Australia, (4)Columbia University of New York, Department of Applied Physics and Applied Mathematics, New York, NY, United States
16:28
Automated monitoring of sub-decadal changes in glacier covered area using Google Earth Engine and a suite of ancillary datasets (772918)
Ben Roberts-Pierel1, Peter B. Kirchner2,3 and Robert E Kennedy1, (1)Oregon State University, Corvallis, OR, United States, (2)National Park Service, Southwest Alaska Network, Anchorage, AK, United States, (3)National Park Service Anchorage, Anchorage, AK, United States
16:32
Discussion
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