1. State Key Laboratory of Resources and Environmental Information System 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. Institute of Tibetan Plateau Research, Chinese Academy of Sciences Beijing China
4. Institute of Geomechanics, Chinese Academy of Geological Sciences Beijing China
5. Sichuan Tourism Development Research Center, Leshan Normal University Sichuan China