1. Laboratory of Tibetan Environment Changes and Land Surface Processes Institute of Tibetan Plateau Research Chinese Academy of Sciences Beijing 100101 China
2. Department of Biological Sciences Macquarie University North Ryde NSW 2109 Australia
3. Division of Ecology and Evolution Grantham Institute for Climate Change Imperial College Silwood Park Ascot SL5 7PY UK
4. Climate and Environmental Physics Physics Institute and Oeschger Centre for Climate Change Research University of Bern Sidlerstrasse 5 CH‐3012 Bern Switzerland
5. Graduate University of the Chinese Academy of Sciences College of Resources and Environment Beijing 100049 China