7 Center for Nature and Society, School of Life Sciences, Peking University, Beijing, China.
8 National School of Development, Peking University, Beijing, China.
9 School of Tropical Agriculture and Forestry, Hainan University, Haikou, China.
10 Key Laboratory of Bio-Resource and Eco-Environment of Ministry of Education, College of Life Sciences, State Key Laboratory of Hydraulics and Mountain River Engineering, Sichuan University, Chengdu, China.
11 State Key Laboratory of Vegetation and Environmental Change, Institute of Botany, Chinese Academy of Sciences, Beijing, China.
12 University of Chinese Academy of Sciences, Beijing, China.
13 Institute of Remote Sensing and Geographic Information System, School of Earth and Space Sciences, Peking University, Beijing, China. guo.qinghua@pku.edu.cn.
14 Institute of Ecology, College of Urban and Environmental Sciences, Peking University, Beijing, China. guo.qinghua@pku.edu.cn.
15 Center for Nature and Society, School of Life Sciences, Peking University, Beijing, China. luzhi@pku.edu.cn.