Possible contribution of ice-sheet/lithosphere interactions to past glaciological changes in Greenland

Richard B Alley1, Byron R Parizek2, Sridhar Anandakrishnan2, David Pollard3, Nathan Thomas Stevens4 and Maeva Pourpoint5, (1)Pennsylvania State University Main Campus, Geosciences, University Park, PA, United States, (2)Pennsylvania State University, Department of Geosciences and Earth and Environmental Systems Institute, University Park, United States, (3)Pennsylvania State University, Earth and Environmental Systems Institute, University Park, PA, United States, (4)Cornell University, Earth and Atmospheric Sciences, Ithaca, NY, United States, (5)Washington University in St Louis, St. Louis, MO, United States