1. State Key Laboratory of Cryosphere Sciences; Northwest Institute of Eco-Environment and Resources, Chinese Academy of Sciences; Lanzhou China
2. Institute for Geophysics and Meteorology; University of Cologne; Cologne Germany
3. Institute of Earth Environment; Chinese Academy of Sciences; Xi'an China
4. Qilian Mountain Glacier and Ecological Environment Research Station; Northwest Institute of Eco-Environment and Resources, Chinese Academy of Sciences; Lanzhou China