Applied Physics Lab, University of Washington 1013 NE 40th Street, Seattle, 98105, ; National Snow and Ice Data Center, University of Colorado 1540 30th St., Boulder, 80309,
Applied Physics Lab, University of Washington 1013 NE 40th Street, Seattle, 98105,
Applied Physics Lab, University of Washington 1013 NE 40th Street, Seattle, 98105,
National Snow and Ice Data Center, University of Colorado 1540 30th St., Boulder, 80309,