University of Colorado

Department of Earth System Science, University of California Irvine

State Key Laboratory of Cryospheric Sciences, Chinese Academy of Sciences

Department of Geosciences, University of Oslo

Distinguished Professor Emeritus, Univ of Colorado

National Snow and Ice Data Center

University of Geneva

Professor of Climate and Space Sciences and Engineering, University of Michigan

Graz University of Technology

Distinguished Professor of Environmental Science & Management, University of California …