1. Institute of Geographic Sciences and Natural Resources Research, Chinese Academy of Sciences, Beijing, China
2. College of Resources and Environment, University of Chinese Academy of Sciences, Beijing, China
3. Key Laboratory of Coupling Processes and Effects of Natural Resource Elements, Ministry of Natural Resources, Beijing, China
4. Key Laboratory of Carrying Capacity Assessment for Resource and Environment, Ministry of Natural Resources, Beijing, China
5. College of Geoscience and Surveying Engineering, China University of Mining and Technology (Beijing), Beijing, China