1. School of Civil Engineering, Chongqing University, Chongqing 400045, China
2. State Key Laboratory of Geohazard Prevention and Geoenvironment Protection, Chengdu University of Technology, Chengdu 610059, China
3. National Institute of Natural Hazards, Ministry of Emergency Management of China, Beijing 100085, China
4. Key Laboratory of Compound and Chained Natural Hazards Dynamics, Ministry of Emergency Management, Beijing 100085, China
5. Tama Forest Science Garden, Forestry and Forest Products Research Institute, Tokyo 305-8687, Japan