南水北调西线工程对解决受水区生态环境问题的意义

南水北调西线工程是一项跨流域的大型调水工程，对解决我国西北、华北部分地区严重干旱缺水，促进黄河上中游地区的资源开发和经济持续快速发展，及其生态环境的改善具有重大意义。本文着重分析了调水工程对受水区生态环境的有利影响，指出调水工程将增加受水区的河川径流量，改善水环境；提高植被覆盖率，遏制并治理水土流失和土地沙漠化；减少自然灾害，改善农业生态环境和当地居民的生存环境。

EFFECT OF WATER TRANSFER PROJECT FROMSOUTH-TO-NORTH IN WESTERN CHINA ON ECOENVIRONMENT IN THE WATER-IN REGION

The Water Transfer Project from-South-to-North inwestern China is an enormous project across valleys. The project is very important in resolving the serious droughts in North and Northwest China, in developing the resources and improving ecological environment. The article shows that in the water-in region this project will increase the flow of the rivers, expand the rate of vegetation, reduce soil erosion and land desertification, decrease natural disaster, improve agricultural eco-environment and human living environment.