论文部分内容阅读
河道水环境是城市生态环境和公共资源的重要组成部分,在城市经济社会发展中具有重要作用。城市河道一旦受到污染,既影响周边居民生活和城市生态,又影响城市整体形象。当前,河道综合整治主要有三方面问题。一是水系沟通不顺畅。随着城市化的迅速发展,城区规模逐步扩大,一些地方未能正确处理好经济发展、用地紧张与水网保护、生态保护的关系,城市建设用地不断与水争地,不少末端河道被填埋或封堵,城市河网环境遭到破坏。二是控源截污不到位。
River water environment is an important part of urban ecological environment and public resources, and plays an important role in the economic and social development of the city. Once contaminated urban river, it will not only affect the life of surrounding residents and urban ecology, but also affect the overall image of the city. At present, there are three major problems in comprehensive river regulation. First, the water system is not smooth communication. With the rapid development of urbanization, the scale of urban areas is gradually expanding. In some places, the economic development, the shortage of land and the protection of water networks and ecological protection, the continuous shortage of land for urban construction and water disputes, the shortage of many terminal rivers Buried or blocked, the urban river network environment has been destroyed. Second, the control source interception is not in place.