Alaska Biological Research, Inc., Fairbanks, AK, United States
U.S. Fish and Wildlife Service, Anchorage, AK, United States
USGS Alaska Science Center, Anchorage, AK, United States
National Snow and Ice Data Center, Cooperative Institute for Research in the Environmental Sciences, University of Colorado at Boulder, Boulder, Colorado, U.S.A, Boulder, CO, United States
Geophysics, Stanford University, Stanford, CA, United States
ABR, Inc.—Environmental Research & Services, Fairbanks, AK, United States
Alaska Biological Research, Inc., Fairbanks, United States