1. Changjiang River Scientific Research Institute Changjiang Water Resources Commission Wuhan China
2. Research Center on Mountain Torrents and Geologic Disaster Prevention Ministry of Water Resources Wuhan China
3. State Key Laboratory of Water Resources and Hydropower Engineering Science Wuhan University Wuhan China
4. College of Water Conservancy and Hydropower Hebei University of Engineering Handan China
5. School of Environmental Studies China University of Geosciences Wuhan China
6. Department of Geosciences University of Oslo Oslo Norway