1. Key Laboratory of Petroleum Resources; Gansu Province/Key Laboratory of Petroleum Resources Research; Institute of Geology and Geophysics; Chinese Academy of Sciences; Lanzhou PR China
2. University of Chinese Academy of Sciences; Beijing PR China
3. Bristol Glaciology Centre; School of Geographical Sciences; Faculty of Sciences; University of Bristol; Bristol United Kingdom
4. Department of Microbiology and Cell Science Genetics Institute and Institute of Food and Agricultural Science University of Florida; Gainesville Florida
5. State Key Laboratory of Cryosphere Science; Northwest Institute of Eco-Environment and Resources; University of Chinese Academy of Sciences; Lanzhou PR China