Chairs: Johannes Koch, Brandon University, Brandon, MB, Canada and P Thompson Davis, Bentley University, Natural & Applied Sciences, Campton, NH, United States
Primary Conveners: P Thompson Davis, Bentley University, Natural & Applied Sciences, Campton, NH, United States
Co-conveners: Johannes Koch, Brandon University, Brandon, MB, Canada
OSPA Liaisons: Douglas H Clark, Western Washington Univ, Bellingham, WA, United States
Glacier-derived permafrost ground ice, Bylot Island, Nunavut
Stephanie Coulombe1,2, Daniel Fortier1,2, Denis Lacelle3, Etienne Godin1,2 and Audrey Veillette1,2, (1)University of Montreal, Montreal, QC, Canada, (2)Centre d'études nordiques, Québec, QC, Canada, (3)University of Ottawa, Department of Geography, Ottawa, ON, Canada
Late Glacial Mountain Glacier culmination in Arctic Norway 14,000 years ago consistent to southern mid-latitudes
Hella Elisa Wittmeier1, Joerg M Schaefer2, Jostein Bakke3, Summer Rupper4, Oyvind Paasche5, Roseanne Schwartz2 and Robert C Finkel6, (1)University of Bergen, Department of Earth science, Bergen, Norway, (2)Columbia University, Lamont-Doherty Earth Observatory, Earth and Environmental Sciences, Palisades, NY, United States, (3)University of Bergen, Bergen, Norway, (4)Brigham Young University, Department of Geological Sciences, Provo, UT, United States, (5)Bergen Marine Research Cluster, Bergen, Norway, (6)University of California Berkeley, Berkeley, CA, United States
Millennial-scale fluctuation in Ireland’s cirque glaciers during the last deglaciation.
Aaron M Barth1, Jorie Clark1, Peter U Clark1, Marc W Caffee2 and Josh K Cuzzone3, (1)Oregon State University, Corvallis, OR, United States, (2)Purdue University, West Lafayette, IN, United States, (3)Oregon State University, College of Earth, Ocean, and Atmospheric Sciences, Corvallis, OR, United States
Cosmogenic noble gas paleothermometry provides new constraints on LGM temperature estimates inferred from glacier extents in the Sierra Nevada, California
Marissa M Tremblay1,2, Curtis W Baden3, Greg Balco2 and David L Shuster1,2, (1)University of California Berkeley, Department of Earth and Planetary Science, Berkeley, CA, United States, (2)Berkeley Geochronology Center, Berkeley, CA, United States, (3)Stanford University, Department of Geological and Environmental Sciences, Stanford, CA, United States
Numerical Modeling of the Last Glacial Maximum Yellowstone Ice Cap Captures Asymmetry in Moraine Ages
Leif S Anderson1, Andrew D Wickert2, William T Colgan3 and Robert S Anderson1, (1)INSTAAR and Department of Geological Sciences, Boulder, CO, United States, (2)University of Colorado at Boulder, Boulder, CO, United States, (3)Geological Survey of Denmark and Greenland, Copenhagen, Denmark
An Ultra-High Resolution Investigation of Environmental Signals at Colle Gnifetti, Swiss-Italian Alps
Nicole E Spaulding1, Pascal Bohleber1,2, Paul Andrew Mayewski1, Dietmar Wagenbach2, Sharon Buchanan Sneed1, Michael McCormick3 and Tobias Erhardt4, (1)University of Maine, Climate Change Institute, Orono, ME, United States, (2)University of Heidelberg, Institute of Environmental Physics, Heidelberg, Germany, (3)Harvard University, Initiative for the Sciences of the Human Past, Cambridge, MA, United States, (4)University of Bern, Physics Institute, Bern, Switzerland
Climate Reconstructions for the Younger Dryas in Graubünden, Swiss Alps: Using Glacier Geometry and Hypsometry to Estimate Equilibrium Line Altitude
Durban G Keeler, Brigham Young University, Provo, UT, United States, Summer Rupper, Brigham Young University, Department of Geological Sciences, Provo, UT, United States, Joerg M Schaefer, Columbia University of New York, Palisades, NY, United States and Robert C Finkel, University of California Berkeley, Berkeley, CA, United States
Late Pliocene to Late Quaternary Apparent Exposure Ages from Glacial Deposits in Ak-Shyrak, Central Kyrgyz Tian Shan
Robin Blomdin1, Jon Harbor1, Arjen P Stroeven2, Dmitry A Petrakov3, Natacha Gribenski2, Jakob Heyman2, Mikhail Ivanov3, Marc W Caffee1, Clas Hättestrand2, Nathaniel A Lifton1, Irina Rogozhina4 and Ryskul Usubaliev5, (1)Purdue University, West Lafayette, IN, United States, (2)Stockholm University, Stockholm, Sweden, (3)Lomonosov Moscow State University, Moscow, Russia, (4)Deutsches GeoForschungsZentrum Potsdam, Potsdam, Germany, (5)Central Asian Institute of Applied Geosciences, Bishkek, Kyrgyz
Climate Controls on Last Glacial Maximum to Early Holocene Glacier Extents in the Rwenzori Mountains, Uganda-Democratic Republic of Congo
Margaret Scott Jackson, Dartmouth College, Hanover, NH, United States, Meredith A Kelly, Dartmouth College, Department of Earth Sciences, Hanover, NH, United States, James M Russell, Brown University, Providence, RI, United States, Margaret Baber, Dartmouth College, White River Junction, VT, United States and Shannon E Loomis, University of Texas at Austin, Austin, TX, United States
Uniform summer cooling drove glacier re-advance across New Zealand during the late-glacial climate reversal
Shaun Eaves1,2, Andrew N. Mackintosh1,2, Gisela Winckler3, Joerg M Schaefer3, Brian Anderson1 and Dougal Townsend4, (1)Victoria University of Wellington, Antarctic Research Centre, Wellington, New Zealand, (2)Victoria University of Wellington, School of Geography, Environment and Earth Sciences, Wellington, New Zealand, (3)Lamont -Doherty Earth Observatory, Palisades, NY, United States, (4)GNS Science, Lower Hutt, New Zealand
Glacial history of Tranquilo glacier (Central Patagonia) since the Last Glacial Maximum through to the present.
Esteban A Sagredo1, Paola S Araya1, Joerg M Schaefer2, Michael R Kaplan2, Meredith A Kelly3, Thomas V Lowell4 and Juan C Aravena5, (1)Pontifical Catholic University of Chile, Santiago, Chile, (2)Lamont -Doherty Earth Observatory, Palisades, NY, United States, (3)Dartmouth College, Department of Earth Sciences, Hanover, NH, United States, (4)Univ Cincinnati, Cincinnati, OH, United States, (5)Universidad de Magallanes, Gaia Antártica, Punta Arenas, Chile
Age and stability of sublimation till over buried glacier ice, inferred from 21Ne measurements, Ong Valley, Antarctica
Theodore Bibby1, Jaakko Putkonen1, Daniel J Morgan2 and Greg Balco3, (1)University of North Dakota, Harold Hamm School of Geology and Geological Engineering, Grand Forks, ND, United States, (2)Vanderbilt University, Earth and Environmental Sciences, Nashville, TN, United States, (3)Berkeley Geochronology Center, Berkeley, CA, United States
Further Investigations of Cosmogenic Ne-21 Exposure Ages of Glacial Boulders Constrained by Local Bedrock Erosion Rates in Ong Valley, Antarctica
Carson Paige Hedberg1, Daniel J Morgan2, Josh Cox1, Greg Balco3, Jaakko Putkonen4 and Theodore Bibby5, (1)Vanderbilt University, Nashville, TN, United States, (2)Vanderbilt University, Earth and Environmental Sciences, Nashville, TN, United States, (3)Berkeley Geochronology Center, Berkeley, CA, United States, (4)University of North Dakota, Harold Hamm School of Geology and Geological Engineering, Grand Forks, ND, United States, (5)University of North Dakota, Grand Forks, ND, United States
Continuous and discrete measurements of atmospheric methane from an ice core from Roosevelt Island, East Ross Sea, Antarctica
Thomas Blunier1, Marius Folden Simonsen1, Edward Brook2, James Lee2, Paul Travis Vallelonga1 and Nancy A.N. Bertler3, (1)University of Copenhagen, Centre for Ice and Climate, Copenhagen, Denmark, (2)Oregon State Univ, Corvallis, OR, United States, (3)Victoria University of Wellington, Antarctic Research Centre, Wellington, New Zealand
Initial Continuous Chemistry Results From The Roosevelt Island Ice Core (RICE)
Helle Astrid Kjær1, Paul Travis Vallelonga2, Marius Folden Simonsen2, Peter D Neff3, Nancy A.N. Bertler4, Anders Svensson2 and Dorthe Dahl-Jensen1, (1)Niels Bohr Institute - University of Copenhagen, Copenhagen, Denmark, (2)Centre for Ice and Climate, Copenhagen, Denmark, (3)Antarctic Research Centre, Wellington, New Zealand, (4)Victoria University of Wellington, Antarctic Research Centre, Wellington, New Zealand
A new age constraint on the deglaciation of the Ross Sea from an ice core from Roosevelt Island, East Ross Sea, Antarctica
James Edward Lee, Oregon State University, Corvallis, OR, United States, Edward Brook, Oregon State Univ, Corvallis, OR, United States, Thomas Blunier, Niels Bohr Institute - University of Copenhagen, Copenhagen, Denmark, Nancy A.N. Bertler, Victoria University of Wellington, Antarctic Research Centre, Wellington, New Zealand and Paul Travis Vallelonga, Centre for Ice and Climate, Copenhagen, Denmark
