1. a Ministry of Education Key Laboratory for Earth System Modelling, Centre for Earth System Science , Tsinghua University , Beijing , 100084 , China
2. b Department of Environmental Science , Policy and Management, University of California , Berkeley , CA , 94720-3114 , USA
3. c State Key Laboratory of Remote Sensing Science , Jointly Sponsored by Institute of Remote Sensing Applications, Chinese Academy of Sciences, and Beijing Normal University , Beijing , 100101 , China
4. d Department of Geography , University of South Florida , Tempa , FL , 33620 , USA
5. e Institute of Electronics, Chinese Academy of Sciences , Beijing , 100191 , China
6. f College of Global Change and Earth System Science , Beijing Normal University , Beijing , 100875 , China
7. g College of Remote Sensing Information Engineering, Wuhan University , Wuhan , 430072 , China
8. h Beijing Xiuying Environmental Information Technology Development Inc. , Beijing , 100101 , China
9. i United States Geological Survey , Reston , VA , 12201 , USA
10. j State Key Laboratory of Earth Surface Processes and Resource Ecology, Beijing Normal University , Beijing , 100875 , China
11. k National Geomatics Centre , Beijing , 100830 , China