自古以来,人类循水而生,傍水而居,河流在人类文明的发展中扮演着重要的角色,它孕育着城市的发展,但随着城市化进程的加快,区域生态环境受到了一定的影响,城市中的河道大多被裁弯取直、僵化堤岸,仅仅起到防洪、水运、灌溉等功能,而且许多河道沦为垃圾河、排污河,正面临干 Since ancient times, human beings have come from the water and live close to the water. The river plays an important role in the development of human civilization, which has given birth to the development of the city. However, as the process of urbanization accelerates, the ecological environment in the region is subject to certain Most of the rivers in the city are cut straight, rigid embankment, just play a flood control, water transport, irrigation and other functions, and many rivers become junk river, sewage river, is facing the dry