1. State Key Laboratory of Cryospheric Science Northwest Institute of Eco‐Environment and Resources Chinese Academy of Sciences Lanzhou China
2. Department of Geosciences University of Oslo Oslo Norway
3. Geophysical Institute University of Alaska Fairbanks Fairbanks AK USA
4. University of Chinese Academy of Sciences Beijing China
5. School of Resource Environment and Safety Engineering Hunan University of Science and Technology Xiangtan China
6. College of Geography and Tourism Hunan University of Arts and Science Changde China