1. Laboratory for Earth Surface Processes, College of Urban and Environmental Sciences, Peking University, Beijing 100871, China
2. Co-Innovation Center for Sustainable Forestry in Southern China, College of Biology and the Environment, Nanjing Forestry University, Nanjing 210037, Jiangsu Province, China
3. School of Civil Engineering and Geosciences, Newcastle University, Newcastle upon Tyne NE1 7RU, U.K.
4. Department of Epidemiology and Biostatistics, School of Public Health, Peking University, Beijing 100191, China
5. Department of Civil and Environmental Engineering, University of Nevada, Reno, Nevada 89557, United States