1. School of Geography, Liaoning Normal University, Dalian, China
2. Alpine Paleoecology and Human Adaptation Group (ALPHA), Key Laboratory of Alpine Ecology, Institute of Tibetan Plateau Research, Chinese Academy of Sciences, Beijing, China
3. CAS Center for Excellence in Tibetan Plateau Earth Sciences, Beijing, China
4. National Tibetan Plateau Data Center, Key Laboratory of Tibetan Environment Changes and Land Surface Processes, Institute of Tibetan Plateau Research, Chinese Academy of Sciences, Beijing, China
5. School of Geographic Sciences, Xinyang Normal University, Xinyang, China
6. School of Earth Sciences, China University of Geosciences, Wuhan, China