**Author details**

Lihu Yang1,2\*, Xianfang Song1,2 and Yunfeng Qiao1,2

\*Address all correspondence to: yanglihu@igsnrr.ac.cn

1 Key Laboratory of Water Cycle and Related Land Surface Processes, Institute of Geographic Sciences and Natural Resources Research, Chinese Academy of Sciences, Beijing, China

2 University of Chinese Academy of Sciences, Beijing, China
