Affiliation: | 1. State Key Laboratory of Earth Surface Process and Resource Ecology, College of Resource Science and Technology, Beijing Normal University, Beijing 100875, China;2. Chongqing Institute of Surveying and Planning for Land Resources and Housing, Chongqing 400020, China;3. Chongqing Research Center, Key Laboratory of Land Use, Ministry of Land and Resources, Chongqing 400020, China;;4. Institute for Natural Resource Conservation, University of Kiel, Olshausenstr. 75, D 24118 Kiel, Germany |