| | |
| 178-1 | 1:30 PM | RESOLVING THE ROLE OF COLD-BASED ICE ALONG THE NE LAURENTIDE MARGIN: NEW INSIGHTS FROM A DECADE OF COSMOGENIC EXPOSURE DATING: MILLER, Gifford H.1, BRINER, Jason P.2, KAPLAN, Michael R.3, LIFTON, Nathaniel A.4, DAVIS, P. Thompson5, COULTHARD, Roy6, LANDVIK, Jon7, CLARKE, Brian1, and ATKINSON, Rebecca1, (1) INSTAAR and Geological Sciences, Univ of Colorado, 1560 30th Street, Boulder, CO 80303, gmiller@colorado.edu, (2) Geology, SUNY Buffalo, 876 Natural Sciences Complex, Buffalo, NY 14260, (3) School of GeoSciences, Univ. of Edinburgh, Drummond Street, Edinburgh, EH8 9XP, (4) Geosciences Department and NSF-Arizona AMS Facility, Univ. of Arizona, 1040 East 4th Street, Tucson, AZ 85721-0077, (5) Natural Sciences, Bentley College, Waltham, MA 02452-4705, (6) Earth and Atmospheric Sciences, University of Alberta, Edomton, Alberta, T6G 2E3, Canada, (7) Agricultural Univ Norway, PO Box 5028, Aas, 1432, Norway |
| 178-2 | 2:00 PM | DIFFERENTIAL ICE SHEET EROSION AT A FJORD ONSET ZONE: BRINER, Jason P.1, MILLER, Gifford H.2, FINKEL, Robert3, KESSLER, Mark A.2, and ANDERSON, Robert S.2, (1) Department of Geology, University at Buffalo, 876 NSC, Buffalo, NY 14260, jbriner@buffalo.edu, (2) Institute of Arctic and Alpine Research, Boulder, CO 80303, (3) Lawrence Livermore National Laboratories, Center for Accelerator Mass Spectrometry, Livermore, CA 94550 |
| 178-3 | 2:15 PM | COSMOGENIC NUCLIDES AND PALEOGLACIOLOGY IN THE EASTERN CANADIAN ARCTIC: KAPLAN, Michael R., School of GeoSciences, University of Edinburgh, Drummond Street, Edinburgh EH8 9XP United Kingdom, mkaplan@geo.ed.ac.uk |
| 178-4 | 2:30 PM | TAGGING GLACIAL EROSION AND TILL PRODUCTION FOR DRIFT PROSPECTING: GOSSE, John C.1, STAIGER, Jane W.1, FASTOOK, James2, JOHNSON, Jesse3, UTTING, Daniel4, and LITTLE, Edward5, (1) Earth Sciences, Dalhousie University, 3006 LSC Edzell Castle Circle, Halifax, NS B3H3J5, Canada, john.gosse@dal.ca, (2) Computer Sciences, U. Maine, Orono, ME 04469, (3) Computer Science, U. Montana, Missoula, MT 59812, (4) C-NGO, Iqaluit, NT X0A 1H0, Canada, (5) Natural Resources Canada, Geological Survey of Canada - Calgary, 3303-33rd St. NW, Calgary, AB T2L 2A7, Canada |
| 178-5 | 2:50 PM | ICE-FLOW HISTORY AND CONTRASTING GLACIAL LANDSCAPES OVER THE KEEWATIN ICE DIVIDE AREA, CENTRAL NUNAVUT, CANADA: MCMARTIN, Isabelle1, DREDGE, Lynda A.1, and HENDERSON, Penny J.2, (1) Geological Survey of Canada, 601 Booth Street, Ottawa, ON K1A 0E8, imcmarti@nrcan.gc.ca, (2) Ottawa, ON K1A 0E8, Canada |
| 178-6 | 3:05 PM | IN-SITU 14C AND 36CL: A TOOL FOR ANALYZING COMPLEX EXPOSURE AND BURIAL HISTORIES OF GLACIAL LANDSCAPES: ZREDA, Marek, Hydrology and Water Resources, University of Arizona, Tucson, AZ 85721, marek@hwr.arizona.edu and LIFTON, Nathaniel, Geosciences Dept. and NSF-Arizona AMS Facility, University of Arizona, 1040 East 4th Street, Tucson, AZ 85721-0077 |
| | 3:25 PM | Break |
| 178-7 | 3:40 PM | EXPOSURE HISTORY OF INTERMITTENTLY-GLACIATED NUNATAKS IN THE FORD RANGES, WEST ANTARCTICA: STONE, John1, COWDERY, Seth G.1, FINKEL, Robert C.2, BALCO, Greg1, SUGDEN, David3, and SASS, Louis C.4, (1) Department of Earth and Space Sciences, University of Washington, Box 351310, Seattle, WA 98195-1310, stone@geology.washington.edu, (2) Lawrence Livermore National Laboratory, Livermore, 94550, (3) School of Geosciences, University of Edinburgh, Drummond St, Edinburgh, EH8 9XP, United Kingdom, (4) Geology Department, Colorado College, Colorado Springs, CO 80903 |
| 178-8 | 4:00 PM | USING COSMOGENIC ISOTOPES TO RECONCILE TWO CONTRASTING HYPOTHESES FOR THE EXTENT OF THE GREENLAND ICE SHEET DURING THE LAST GLACIATION: HÅKANSSON, Lena, Quaternary Geology, GeoBiosphere Science Centre, Sölvegatan 12, Lund, S-22364, Sweden, lena.hakansson@geol.lu.se, ALEXANDERSON, Helena, Physical Geography and Quaternary Geology, Stockholm University, Stockholm, S-10691, Sweden, GRAF, Angela, Institut für Geologie, Bern, CH-3012, Switzerland, HJORT, Christian, Quaternary Geology, Lund University, Lund, S-22364, Sweden, and STRASKY, Stefan, Isotope geochemistry and mineral resourses, ETH, Zürich, CH-8092, Switzerland |
| 178-9 | 4:15 PM | WEICHSELIAN GLACIATION HISTORY IN THE RONDANE 'DRY VALLEYS' OF CENTRAL SCANDINAVIA: DAHL, Svein Olaf1, LIE, Øyvind2, LINGE, Henriette3, PYTTE, Anne-Grete Bøe3, MURRAY, Andrew4, TVERANGER, Jan5, KVISVIK, Bjørn Christian3, and NESJE, Atle6, (1) Department of Geography, University of Bergen, Fosswinckelsgate 6, Bjerknes Centre for Climate Research, UoB, Bergen, N-5007, Norway, svein.dahl@geog.uib.no, (2) Bjerknes Centre for Climate Research, University of Bergen, Allégt. 55, Bergen, N-5007, Norway, (3) Bjerknes Centre for Climate Research, University of Bergen, Allegaten 55, Bergen, N-5007, Norway, (4) Nordic Laboratory for Luminescence Dating, Department of Earth Science, University of Aarhus, Risø National Laboratory, Risø, DK 4000, Dominica, (5) Centre for Integrated Petroleum Research (CIPR), University of Bergen, Allégt. 41, Bergen, N-5007, Norway, (6) Department of Earth Science, University of Bergen, Allegaten 41, Bjerknes Centre for Climate Research, UoB, Bergen, N-5007, Norway |
| 178-10 | 4:30 PM | IN SITU 10BE AGES AND CLAY MINERAL ASSEMBLAGES CONSTRAINING THE ICE THICKNESS DURING THE LGM IN THE ANDØYA-SKÅNLAND REGION, NORTHERN NORWAY: LINGE, Henriette, Bjerknes Centre for Climate Research, University of bergen, Allegaten 55, Bergen, N-5007, Norway, henriette.linge@geo.uib.no, NESJE, Atle, Department of Earth Science, University of Bergen, Allegaten 41, Bergen, N-5007, Norway, DAHL, Svein Olaf, Department of Geography, University of Bergen, Fosswinckelsgate 6, Bergen, N-5007, Norway, BALLANTYNE, Colin, School of Geography and Geosciences, University of St Andrews, Fife, KY16 9ST, MCCARROLL, Danny, Department of Geography, University of Wales, Swansea, SA2 8PP, BROOK, Edward, Department of Geosciences, Oregon State University, Corvallis, OR 97331-5506, and RAISBECK, Grant, Centre de Spectrométrie Nucléaire et de Spectrométrie de Masse, IN2P3-CNRS, Orsay, F-91405, France |
| 178-11 | 4:45 PM | INTERPRETING THE LANDSCAPE HISTORY OF NORTHERN SCANDINAVIA USING GEOMORPHOLOGY AND COSMOGENIC RADIONUCLIDE MEASUREMENTS: FABEL, Derek1, STROEVEN, Arjen P.2, HARBOR, Jon3, KLEMAN, Johan2, FINK, David4, and ELMORE, David5, (1) Geographical and Earth Sciences, University of Glasgow, Glasgow, G12 8QQ, United Kingdom, dfabel@geog.gla.ac.uk, (2) Department of Physical Geography and Quaternary Geology, Stockholm University, Stockholm, S-106 91, Sweden, (3) Earth and Atmospheric Sciences, Purdue Univ, 1397 Civil Engineering Building, West Lafayette, IN 47907-1397, (4) Environment Division, ANSTO, PMB 1, Menai, Sydney, 2234, Australia, (5) Physics, Purdue Univ, West Lafayette, IN 47907 |
| | 5:05 PM | Discussion |
|