1. Department of Water Resources and Environment; Sun Yat-sen University; Guangzhou China
2. Key Laboratory of Water Cycle and Water Security in Southern China of Guangdong High Education Institute; Sun Yat-sen University; Guangzhou China
3. School of Earth Sciences and Engineering; Suzhou University; Anhui China
4. College of Geography and Tourism; Hainan Normal University; Haikou China
5. Department of Geography and Resource Management; The Chinese University of Hong Kong; China
6. Department of Biological & Agricultural Engineering and Department of Civil and Environmental Engineering; Texas A & M University; USA