1. Department of Civil and Environmental EngineeringUniversity of Washington Seattle WA USA
2. WSL Institute for Snow and Avalanche Research SLF Davos Dorf Switzerland
3. Cooperative Institute for Research in the Environmental SciencesUniversity of Colorado Boulder Boulder CO USA
4. National Snow and Ice Data Center Boulder CO USA
5. Jet Propulsion LaboratoryCalifornia Institute of Technology Pasadena CA USA
6. Cold Regions Research and Engineering Laboratory Fort Wainwright AK USA
7. Department of GeosciencesBoise State University Boise ID USA