人类活动对上海地区河网水系演变影响初探

Based on the historical analysis method, In this paper the process of Shanghai river system’s vicissitude was divided into three stages, which were the formation of Huangpu river system, the dramatic change of partial river network and the building of water conservation zone. It is concluded that the driving forces of river system’s vicissitude during different stages were natural vicissitude and flood control, the development of shipping and urbanization, synthetical treatment. At the same time, the intensity of evolution was more and more strong. Based on the study, it is proposed that people should try to avoid and reduce the negative effect of human activities while developing and governing the plain river system.