GSA Annual Meeting in Denver, Colorado, USA - 2016

T111. Polar Changes

Session No. 286
Wednesday, 28 September 2016: 8:00 AM-12:00 PM
Room 501 (Colorado Convention Center)
 
Introductory Remarks
Abstract ID#: 288376
RECENT PERMAFORST DEGRADATION IN RESPONSE TO A CHANGING ARCTIC CLIMATE - LESSONS FROM THE NORTH SLOPE OF ALASKA
Abstract ID#: 280613
GOOSEFF, Michael, Institute of Arctic and Alpine Research, University of Colorado-Boulder, Boulder, CO 80309, GODSEY, Sarah, Department of Geosciences, Idaho State University, 921 S. 8th Ave, Pocatello, ID 83209-8072, LEWKOWICZ, Antoni G., Geography, University of Ottawa, 60 University Private, Ottawa, ON K1N 6N5, Canada and BOWDEN, W. Breck, Rubenstein School of the Environment and Natural Resources, University of Vermont, Burlington, VT 05401, Michael.Gooseff@colorado.edu
INVESTIGATING THE LINK BETWEEN HYDRAULIC CONDUCTIVITY AND SOIL CHARACTERISTICS OF PERMAFROST CORES FOR THE NEXT GENERATION ECOSYSTEM EXPERIMENT (NGEE)-ARCTIC
Abstract ID#: 287104
LÓPEZ, Robin D., WU, Yuxin, ULRICH, Craig, CHOU, Chunwei Nick, KNEAFSEY, Timothy J. and MCKNIGHT, Catherine, Earth and Environmental Sciences, Lawrence Berkeley National Laboratory, 1 Cyclotron Road, Berkeley, CA 94720, rdlopez@lbl.gov
CONSTRAINING LATEST HOLOCENE EXPANSION AND 20TH CENTURY RETREAT OF A SMALL CANADIAN ARCTIC ICE CAP USING ENTOMBED VEGETATION
Abstract ID#: 287890
PENDLETON, Simon L.1, MILLER, Gifford H.2, ANDERSON, Robert S.3 and CRUMP, Sarah E.1, (1)Geological Sciences and Institute of Arctic and Alpine Research, University of Colorado – Boulder, Boulder, CO 80309, (2)INSTAAR and Geological Sciences, University of Colorado, Boulder, CO 80309-0450, (3)Department of Geological Sciences and INSTAAR, University of Colorado, Boulder, CO 80309, simon.pendleton@colorado.edu
GLACIAL FORELAND WEATHERING IN WESTERN GREENLAND: IMPLICATIONS FOR PAST AND FUTURE WEATHERING CONDITIONS
Abstract ID#: 283384
DEUERLING, K.M., MARTIN, Ellen E. and MARTIN, Jonathan B., Department of Geological Sciences, University of Florida, 241 Williamson Hall, P.O. Box 112120, Gainesville, FL 32611-2120, kdeuer@ufl.edu
OCEAN PHYTOPLANKTON BIOGEOGRAPHY: EARTH SYSTEM MODEL ESTIMATES AT COARSE AND FINE RESOLUTION
Abstract ID#: 281652
MONTOYA, Leslie Marie, RESESS, UNAVCO, 6350 Nautilus Drive, Boulder, CO 80301; Geosciences and Natural Resources Department, Western Carolina University, 331 Stillwell Building, Cullowhee, NC 28723 and LOVENDUSKI, Nicole, The Institute of Arctic and Alpine Research, University of Colorado - Boulder, Boulder, CO 80309, leslie.m.montoya@gmail.com
 
Break
Abstract ID#: 288377
DRAMATIC TOPOGRAPHIC CHANGES IN THE MCMURDO DRY VALLEYS, ANTARCTICA
Abstract ID#: 281557
FOUNTAIN, Andrew G.1, LEVY, Joseph2, OBRYK, Maciej K.3, GOOSEFF, Michael4, VAN HORN, Dave5, GLENNIE, Craig6, DIAZ, Juan Fernandez6 and LYONS, Berry7, (1)Geology and Geography, Portland State University, Portland, OR 97207, (2)Institute for Geophysics, University of Texas, 10100 Burnet Road, Austin, TX 78758, (3)Department of Geology, Portland State University, Portland, OR 97201, (4)Institute of Arctic and Alpine Research, University of Colorado-Boulder, Boulder, CO 80309, (5)Biology, University of New Mexico, MSC03 2020, 1 University of New Mexico, Albuquerque, NM 87131-0001, (6)Civil and Environmental Engineering, NCALM University of Houston, 5000 Gulf Freeway, Bldg. 4, Rm 216, Houston, TX 77204-5059, (7)Byrd Polar Research Center, Ohio State University, 1090 Carmack Road, Columbus, OH 43210-1002, andrew@pdx.edu
LINKING PERMAFROST AND ACTIVE LAYER SURFACE PROPERTIES TO THERMOKARST RISK
Abstract ID#: 281548
LEVY, Joseph and SCHMIDT, Logan, Institute for Geophysics, University of Texas, 10100 Burnet Road, Austin, TX 78758, joe.levy@utexas.edu
LONG-TERM, HIGH-FREQUENCY OBSERVATIONS REVEAL SHIFTS IN HYPORHEIC WEATHERING SOLUTE CONCENTRATION-DISCHARGE DYNAMICS IN MCMURDO DRY VALLEY STREAMS, ANTARCTICA
Abstract ID#: 281158
SINGLEY, Joel G.1, BERGSTROM, Anna2, HENDRICKSON, Patrick J.3, JAROS, Christopher4, SOKOL, Eric4, TORRENS, Christa L.3, WILSON, Colleen E.3, WLOSTOWSKI, Adam N.5 and GOOSEFF, Michael6, (1)Environmental Studies Program, University of Colorado, Boulder, CO 80309; Institute for Arctic and Alpine Research, University of Colorado, Boulder, CO 80309, (2)Mike Gooseff, Mike Gooseff, Institute of Arctic and Alpine Research, 1560 30th st., Boulder, CO 80309, (3)Civil, Environmental, and Architectural Engineering, University of Colorado, Boulder, CO 80309, (4)Institute for Arctic and Alpine Research, University of Colorado, Boulder, CO 80309, (5)Institute for Arctic and Alpine Research, University of Colorado, Boulder, CO 80309; Civil, Environmental, and Architectural Engineering, University of Colorado, Boulder, CO 80309, (6)Civil, Environmental, and Architectural Engineering, University of Colorado, Boulder, CO 80309; Institute for Arctic and Alpine Research, University of Colorado, Boulder, CO 80309, joel.singley@colorado.edu
IRON AND NUTRIENTS IN ANTARCTIC STREAMS FLOWING INTO THE ROSS SEA: POTENTIAL IMPACT ON MARINE PRIMARY PRODUCTION
Abstract ID#: 284974
OLUND, Sydney1, WELCH, Susan A.1, WELCH, Kathleen A.2, SAELENS, Elsa Dorothea3, LUTTON, Anthony4 and LYONS, W. Berry5, (1)School of Earth Sciences, The Ohio State University, Columbus, OH 43201, (2)Byrd Polar and Climate Research Center, The Ohio State University, 1090 Carmack Rd, 108 Scott Hall, Columbus, OH 43210-1002, (3)The Ohio State University, School of Earth Sciences, 125 South Oval Mall, Columbus, OH 43210, (4)School of Earth Sciences, The Ohio State University, Columbus, OH 43210, (5)School of Earth Sciences, The Ohio State University, 275 Mendenhall Laboratory, 125 South Oval Mall, Columbus, OH 43210-1398, olund.1@osu.edu
DECADAL CHANGES IN HEAT CONTENT, ICE THICKNESS, AND HEAT EXCHANGE OF ICE-COVERED LAKES OF TAYLOR VALLEY, ANTARCTICA
Abstract ID#: 284550
GOOSEFF, Michael1, OBRYK, Maciej K.2, PRISCU, John C.3, DORAN, Peter4 and CHIUCHIOLO, Amy3, (1)Institute of Arctic and Alpine Research, University of Colorado-Boulder, Boulder, CO 80309, (2)Department of Geology, Portland State University, Portland, OR 97201, (3)Department of Land Resources and Environmental Sciences, Montana State University, P.O. Box 173120, Bozeman, MT 59717-3120, (4)Department of Geology and Geophysics Department, Louisiana State University, E235 Howe Russell Kniffen, Baton Rouge, LA 70803, Michael.Gooseff@colorado.edu
THE IMPACT OF CLIMATE CHANGE ON LAKE VANDA, MCMURDO DRY VALLEYS, ANTARCTICA
Abstract ID#: 279170
CASTENDYK, Devin, Mining and Mineral Processing, Hatch, 143 Union Blvd., Suite 1000, Lakewood, CO 80228, OBRYK, Maciej K., Department of Geology, Portland State University, Portland, OR 97201, LEIDMAN, Sasha Z., Department of Earth and Planetary Sciences, University of California-Davis, Davis, CA 95616, GOOSEFF, Michael, Institute of Arctic and Alpine Research, University of Colorado-Boulder, Boulder, CO 80309 and HAWES, Ian, Gateway Antarctica, University of Canterbury, Christchurch, 8140, New Zealand, devin.castendyk@hatch.com
THE GEOCHEMISTRY AND MINERALOGY OF SEDIMENTS FROM LAKE HOARE, ANTARCTICA
Abstract ID#: 285726
LYONS, W. Berry1, MCADAMS, Brandon C.1, WELCH, Susan A.2, SHEETS, Julia M.3, WELCH, Kathleen A.4, DORAN, Peter5, DEUERLING, K.M.6 and DOWLING, Carolyn B.7, (1)School of Earth Sciences, The Ohio State University, 275 Mendenhall Laboratory, 125 South Oval Mall, Columbus, OH 43210-1398, (2)School of Earth Sciences, The Ohio State University, Columbus, OH 43201, (3)SEMCAL, School of Earth Sciences, The Ohio State University, 275 Mendenhall, 125 South Oval Mall, Columbus, OH 43210, (4)Byrd Polar and Climate Research Center, The Ohio State University, 1090 Carmack Rd, 108 Scott Hall, Columbus, OH 43210-1002, (5)Department of Geology and Geophysics Department, Louisiana State University, E235 Howe Russell Kniffen, Baton Rouge, LA 70803, (6)Department of Geological Sciences, University of Florida, 241 Williamson Hall, P.O. Box 112120, Gainesville, FL 32611-2120, (7)Department of Geological Sciences, Ball State University, Muncie, IN 47306, lyons.142@osu.edu
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