1. Key Laboratory of Ecosystem Network Observation and Modeling, Institute of Geographic Sciences and Natural Resources Research, Chinese Academy of Sciences, Beijing, People’s Republic of China
2. University of Chinese Academy of Sciences, Chinese Academy of Sciences, Beijing, People’s Republic of China
3. Department of Ecology, Evolution and Natural Resources, Rutgers University, New Brunswick, NJ, USA
4. Center for Forest Resources Monitoring, Sichuan Forest Inventory and Planning Institute, Chengdu, People’s Republic of China