[1] Key Laboratory of Ecological Safety and Sustainable Development in Arid Lands, Northwest Institute of Eco-Environment and Resources, Chinese Academy of Sciences, Lanzhou,730000, China
[2] State Key Laboratory of Cryospheric Science and Frozen Soil Engineering, Northwest Institute of Eco-Environment and Resources, Chinese Academy of Sciences, Lanzhou,730000, China
[3] University of Chinese Academy of Sciences, Beijing,100049, China
[4] Shaanxi Key Laboratory of Earth Surface System and Environmental Carrying Capacity, Northwest University, Xi'an,710127, China
[5] College of Urban and Environmental Sciences, Northwest University, Xi'an,710127, China
[6] Department of Geography, Xinzhou Normal University, Xinzhou,034000, China
[7] College of Geography and Remote Sensing Sciences, Xinjiang University, Urumqi,830017, China