1. Institute of Geographic Sciences and Natural Resources Research, Chinese Academy of Sciences, Beijing 100101, China
2. Key Laboratory of Regional Sustainable Development Modeling, Chinese Academy of Sciences, Beijing 100101, China
3. College of Resources and Environment, University of Chinese Academy of Sciences, Beijing 100049, China
4. Center of Engineering and Construction Service, Ministry of Agriculture and Rural Affairs, Beijing 100081, China
5. Virginia Polytechnic Institute and State University, Blacksburg, VA 24061, USA
6. Capital City Environmental Construction Research Base, Beijing City University, Beijing 100083, China