Search Results - "Clarke, Garry K.C."

Origin and fate of Lake Vostok water frozen to the base of the East Antarctic ice sheet by Bell, Robin E, Studinger, Michael, Tikku, Anahita A, Clarke, Garry K.C, Gutner, Michael M, Meertens, Chuck

“…The subglacial Lake Vostok may be a unique reservoir of genetic material and it may contain organisms with distinct adaptations, but it has yet to be explored…”
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SUBGLACIAL PROCESSES by Clarke, Garry K C

“…▪ Abstract  Processes operating beneath glaciers can have a greater influence on flow dynamics than those operating within them. The variety and complexity of…”
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High-resolution precipitation and temperature downscaling for glacier models by Jarosch, Alexander H., Anslow, Faron S., Clarke, Garry K. C.

“…The spatial resolution gap between global or regional climate models and the requirements for local impact studies motivates the need for climate downscaling…”
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Spring and summer monthly MODIS LST is inherently biased compared to air temperature in snow covered sub-Arctic mountains by Williamson, Scott N., Hik, David S., Gamon, John A., Jarosch, Alexander H., Anslow, Faron S., Clarke, Garry K.C., Scott Rupp, T.

“…Satellite-derived land surface temperature (skin temperature) provides invaluable information for data-sparse high elevation and Arctic regions. However, the…”
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Ice-dammed lakes and rerouting of the drainage of northern Eurasia during the Last Glaciation by Mangerud, Jan, Jakobsson, Martin, Alexanderson, Helena, Astakhov, Valery, Clarke, Garry K.C, Henriksen, Mona, Hjort, Christian, Krinner, Gerhard, Lunkka, Juha-Pekka, Möller, Per, Murray, Andrew, Nikolskaya, Olga, Saarnisto, Matti, Svendsen, John Inge

“…During the Quaternary period, ice sheets centred over the Barents and Kara seas expanded several times onto mainland Russia and blocked northflowing rivers,…”
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North American Ice Sheet reconstructions at the Last Glacial Maximum by Marshall, Shawn J., James, Thomas S., Clarke, Garry K.C.

“…The areal extent of the last glacial maximum (LGM) ice sheets is well known in North America, but there is no direct geological proxy for ice sheet thickness…”
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Tracer transport in the Greenland Ice Sheet: constraints on ice cores and glacial history by Lhomme, Nicolas, Clarke, Garry K.C., Marshall, Shawn J.

“…The climate history and dynamics of the Greenland Ice Sheet are studied using a coupled model of the depositional provenance and transport of glacier ice,…”
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Mount Logan & the Icefields: Yukon Flying Adventures, by Andrew Williams by Clarke, Garry K.C.

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Tracer transport in the Greenland ice sheet: three-dimensional isotopic stratigraphy by Clarke, Garry K.C., Lhomme, Nicolas, Marshall, Shawn J.

“…Polar ice cores can provide both a record of climate history and a sharp test of the performance of numerical ice dynamics models. The stratigraphic structure…”
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Projected deglaciation of western Canada in the twenty-first century by Clarke, Garry K. C., Jarosch, Alexander H., Anslow, Faron S., Radić, Valentina, Menounos, Brian

“…The glaciers in western Canada are experiencing rapid mass loss. Projections of their fate with a model that couples physics-based ice dynamics with a surface…”
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Paleohydraulics of the last outburst flood from glacial Lake Agassiz and the 8200BP cold event by Clarke, Garry K.C., Leverington, David W., Teller, James T., Dyke, Arthur S.

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Evaluation of IPCC Models’ Performance in Simulating Late-Twentieth-Century Climatologies and Weather Patterns over North America by Radić, Valentina, Clarke, Garry K. C.

“…The authors analyze the performance of 22 Intergovernmental Panel on Climate Change (IPCC) global climate models (GCMs) over all of North America and its…”
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Evidence for Elevation-Dependent Warming in the St. Elias Mountains, Yukon, Canada by Williamson, Scott N., Zdanowicz, Christian, Anslow, Faron S., Clarke, Garry K. C., Copland, Luke, Danby, Ryan K., Flowers, Gwenn E., Holdsworth, Gerald, Jarosch, Alexander H., Hik, David S.

“…The climate of high midlatitude mountains appears to be warming faster than the global average, but evidence for such elevation-dependent warming (EDW) at…”
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Ice Volume and Subglacial Topography for Western Canadian Glaciers from Mass Balance Fields, Thinning Rates, and a Bed Stress Model by Clarke, Garry K. C., Anslow, Faron S., Jarosch, Alexander H., Radić, Valentina, Menounos, Brian, Bolch, Tobias, Berthier, Etienne

“…A method is described to estimate the thickness of glacier ice using information derived from the measured ice extent, surface topography, surface mass…”
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Predicting glacio-hydrologic change in the headwaters of the Zongo River, Cordillera Real, Bolivia by Frans, Chris, Istanbulluoglu, Erkan, Lettenmaier, Dennis P., Naz, Bibi S., Clarke, Garry K. C., Condom, Thomas, Burns, Pat, Nolin, Anne W.

“…In many partially glacierized watersheds glacier recession driven by a warming climate could lead to complex patterns of streamflow response over time, often…”
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Spring warming in Yukon mountains is not amplified by the snow albedo feedback by Williamson, Scott N., Anslow, Faron S., Clarke, Garry K. C., Gamon, John A., Jarosch, Alexander H., Hik, David S.

“…Decreasing spring snow cover may amplify Arctic warming through the snow albedo feedback. To examine the impact of snowmelt on increasing temperature we used a…”
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Paleohydraulics of the last outburst flood from glacial Lake Agassiz and the 8200 BP cold event by Clarke, GKC, Leverington, D W, Teller, J T, Dyke, A S

“…During the last deglaciation of North America, huge proglacial lakes formed along the southern margin of the Laurentide Ice Sheet. The largest of these was…”
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Structural Evolution During Cyclic Glacier Surges: 2. Numerical Modeling by Clarke, Garry K. C., Hambrey, Michael J.

“…The mesoscale structures of a glacier express the history of flow, temperature, and stress. Thus, in principle, numerical ice dynamics models have sufficient…”
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Neural Networks Applied to Estimating Subglacial Topography and Glacier Volume by Clarke, Garry K. C., Berthier, Etienne, Schoof, Christian G., Jarosch, Alexander H.

“…To predict the rate and consequences of shrinkage of the earth’s mountain glaciers and ice caps, it is necessary to have improved regional-scale models of…”
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Structural Evolution During Cyclic Glacier Surges: 1. Structural Glaciology of Trapridge Glacier, Yukon, Canada by Hambrey, Michael J., Clarke, Garry K. C.

“…Interpreting the relationships among the internal processes of glaciers and their mesoscale structural products has been a long‐standing challenge for…”
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