Institute for Quaternary and Climate Studies, and Department of Geological Science, 236 Sawyer Environmental Research Center, Orono, ME 04469 United States
Climate Change Research Center, University of New Hampshire, Durham, NH 03824 United States ;
Department of Geography, University of Idaho, Moscow, ID 84844 United States ;
U.S. Geological Survey, 900 Skyline Drive Suite C, Idaho Falls, ID 83402 United States ;
U.S. Geological Survey, 900 Skyline Drive Suite C, Idaho Falls, ID 83402 United States ;
Institute for Particle Physics, ETH, Zurrich, CH-8093 Switzerland ;
Institute for Quaternary and Climate Studies, and Department of Geological Science, 236 Sawyer Environmental Research Center, Orono, ME 04469 United States ;