1. State Key Laboratory of Vegetation and Environmental Change, Institute of Botany; Chinese Academy of Sciences; Beijing China
2. Department of Ecology, and Key Laboratory for Earth Surface Processes of the Ministry of Education; Peking University; Beijing China
3. Key Laboratory of Ecosystem Network Observation and Modeling, Institute of Geographical Sciences and Natural Resources Research; Chinese Academy of Sciences; Beijing China
4. Earth Sciences and Climate Change Division; The Energy and Resources Institute; New Delhi India
5. College of Life Science; Inner Mongolia University; Hohhot China
6. School of Nature Conservation; Beijing Forestry University; Beijing China
7. College of Resources and Environmental Sciences; China Agricultural University; Beijing China
8. School of Life Sciences; Arizona State University; Tempe Arizona USA