1. Cooperative Institute for Research in Environmental Sciences University of Colorado Boulder CO USA
2. Department of Geological Sciences University of Colorado Boulder CO USA
3. Now at U.S. Geological Survey Landslide Hazards Program Golden CO USA
4. Denver CO USA
5. Institute for Arctic and Alpine Research University of Colorado Boulder CO USA
6. Los Alamos National Laboratory Los Alamos NM USA
7. Helmholz Centre Potsdam GFZ German Research Centre for Geosciences Potsdam Germany
8. Earth Lab University of Colorado Boulder CO USA
9. Department of Geology University of Kansas Lawrence KS USA