Hot spots and large basal rivers? Effects on Greenland ice sheet simulations of proposed geographic features hidden at the base of the ice.


Christopher Robert Scott Chambers1, Ralf Greve1, Bas Altena2 and Pierre-Marie Lefeuvre3, (1)Hokkaido University, Institute of Low Temperature Science, Sapporo, Japan, (2)University of Oslo, Department of Geosciences, Oslo, Norway, (3)University of Oslo, Oslo, Norway