1. School of Geography Nanjing Normal University Nanjing China
2. College of Forestry Nanjing Forestry University Nanjing China
3. Jiangsu Center for Collaborative Innovation in Geographical Information Resource Development and Application Nanjing China
4. Key Laboratory of Virtual Geographic Environment (Nanjing Normal University), Ministry of Education Nanjing China
5. State Key Laboratory Cultivation Base of Geographical Environment Evolution (Jiangsu Province) Nanjing China
6. Jiangsu Provincial Key Laboratory of Materials Cycling and Pollution Control Nanjing China
7. State Key Laboratory of Subtropical Silviculture, Zhejiang A&F University Hangzhou China
8. Department of Renewable Resources University of Alberta Edmonton Canada