Simulation of the Mutual Feedback Relationship of Regional Natural Social Water Cycle: A Case Study in Beijing-Tianjin-Hebei Region, China

Huanyu Chang1, Xuefeng Sang2, Yong Zhao3 and Haihong Li3, (1)IWHR China Institute of Water Resources and Hydropower Research, Department of Water Resources, Beijing, China, (2)IWHR Institute of Water Resources and Hydropower Research, CAS, Beijing, China, (3)IWHR Institute of Water Resources and Hydropower Research, CAS, Department of Water Resources, Beijing, China