Environmental features and water environmental problems in the contiguous region of Jiangsu, Shangdong, Henan and Anhui provinces

摘要

Owing to intensive human activities and the floods of the Huaihe River in historic peiod, the contiguous re- gion of Jiangsu, Shandong, Henan and Anhui provinces is suffering from a variety of environmental problems and natural disasters, of which water pollution and drought-flood disasters are most observable. Considering the special location and environmental status of the contiguous region, advices are proposed in the paper: perfecting trans-regional managements system of water environment incorporation basin management agencies in local government activities; strengthening coop- eration of two agencies: water conservancy and environment protection agency; enhancing integrated control of water pollution and flood-drought disasters; taking the interests of the whole river into acount and paying attention to both storage and drainage; broadening sources of water supply and increasing water delivery; controlling pollutant discharge, developing water saving production system.