1. Department of Civil and Environmental Engineering, University of California,Los Angeles, California,USA
2. Institute of Arctic and Alpine Research and Department of Geography, University of Colorado Boulder,Boulder, Colorado,USA
3. Jet Propulsion Laboratory, California Institute of Technology,Pasadena, California,USA
4. WSL Institute for Snow and Avalanche Research SLF,Davos Dorf,Switzerland
5. School of Architecture, Civil and Environmental Engineering, École Polytechnique Fédérale de Lausanne,Lausanne,Switzerland
6. Department of Land and Water Resources Engineering, Royal Institute of Technology KTH,Stockholm,Sweden
7. Swedish Meteorological and Hydrological Institute,Norrköping,Sweden