Now at University of Wyoming, Department of Geology and Geophysics, Laramie, WY 82071, United States ; ETH Zürich, Institute of Geology, Department of Earth Sciences, Zürich, 8092, Switzerland
Durham University, Institute of Hazard and Risk Research and Department of Geography, Durham, DH1 3LE, United Kingdom ;
ETH Zürich, Institute of Geology, Department of Earth Sciences, Zürich, 8092, Switzerland ;