1. Institute of Geographic Sciences and Natural Resources Research, Key Laboratory of Regional Sustainable Development Modeling; Chinese Academy of Sciences; Beijing 100101 PR China
2. College of Resources and Environment; University of Chinese Academy of Sciences; Beijing 100190 PR China
3. State Key Laboratory for Subtropical Mountain Ecology of the Ministry of Science and Technology and Fujian Province; Fujian Normal University; Fuzhou 350007 PR China
4. School of Geographical Sciences; Fujian Normal University; Fuzhou 350007 PR China