1. College of Geography and Environmental Sciences Zhejiang Normal University Jinhua China
2. Group of Alpine Paleoecology and Human Adaptation (ALPHA) State Key Laboratory of Tibetan Plateau Earth System, Resources and Environment (TPESRE) Institute of Tibetan Plateau Research Chinese Academy of Sciences Beijing China
3. Key Laboratory of Wetland Ecology and Environment Northeast Institute of Geography and Agroecology Chinese Academy of Sciences Changchun China