1. Institute of Remote Sensing and Geographic Information System, School of Earth and Space Sciences, Peking University, Beijing, China
2. College of Water Conservancy and Civil Engineering, China Agricultural University, Beijing, China
3. Sino-French Institute for Earth System Science, College of Urban and Environmental Sciences, Peking University, Beijing, China
4. Institute of Geographic Sciences and Natural Resources Research, Chinese Academy of Sciences, Beijing, China
5. School of Hydraulic and Ecological Engineering, Nanchang Institute of Technology, Nanchang, China