Department of Civil Engineering, Institute of Arctic and Alpine Research, University of Colorado, 1560 30th St C.B. 450, Boulder, CO 80309 United States
Department of Civil Engineering, Institute of Arctic and Alpine Research, University of Colorado, 1560 30th St C.B. 450, Boulder, CO 80309 United States
Department of Civil Engineering, Institute of Arctic and Alpine Research, University of Colorado, 1560 30th St C.B. 450, Boulder, CO 80309 United States
Department of Geography, Institute of Arctic and Alpine Research, University of Colorado, 1560 30th St C.B. 450, Boulder, CO 80309 United States
U.S. Geologic Survey, Box 25046 MS 415, Denver Federal Center, Lakewood, CO 80225 United States