1. Ministry of Education Key Laboratory for Earth System Modeling, Department of Earth System Science, Tsinghua University, Beijing, China
2. Joint Center for Global Change Studies, Beijing, China
3. California Department of Water Resources, Sacramento, CA, USA
4. Key Laboratory of Agricultural Remote Sensing, Ministry of Agriculture/Institute of Agricultural Resources and Regional Planning, Chinese Academy of Agricultural Sciences, Beijing, China
5. School of Geography and Environment, Jiangxi Normal University, Nanchang, China
6. College of Information and Electrical Engineering, China Agricultural University, Beijing, China