西线南水北调对黄河中上游地区的影响初探

West Route project of South-to-North Water Transfer and Its Effects on the Yellow River Basin

西线南水北调是在青藏高原东部,长江上游干支流河谷中,修筑高坝,开凿隧洞或修建明渠,把长江水调到黄河流域,是解决黄河水源不足和我国西北和华北部分地区干旱缺水的重大战略措施。“为了创造开发西北地区的条件,经研究决定将南水北调西线工程列入‘七五’超前期工作项目。要求一九八八年底完成南水北调西线工程初步研究报告;一九九○年底完成南水北调西线工程雅砻江调水线路的规划研究报告;

The Yalong Jiang Project is the first part of the West Route Project, with the capability of providing 4500m of water per year from the upper Yangzi River to the Yellow River.This will have a great economic, social and environmental effect on the Yellow River Basin.It will increase the land under irrigation by 7 650 000 mu, provide 1 408 million m3 of additional water to the industries, improve the living conditions of 2.5 million people and lessen shortage of water resource in 12 cities.In addition, wind er-ision and soil erision can be better controlled.