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美国:北水南调 美国已建大型调水工程十多处,但从工程规模、调水量、调水距离、工程技术和综合效益等方面衡量,最具代表性的是加利福尼亚州的北水南调工程,这也是全美最大的多目标开发工程。呈狭长形的美国西海岸地区位于美国西南部,西临太平洋,面积41万平方千米,人口2300万。其北部气候湿润,萨克拉门托河水量丰沛。南部地势平坦,干旱少
U.S.: South North Water Diversion The United States has built more than 10 major water diversion projects, but the most representative is Northwater South of California in terms of project size, water transfer, water diversion distance, engineering technology and comprehensive benefits Transfer project, which is the nation’s largest multi-target development project. The narrow-shaped west coast of the United States is located in the southwestern United States, west of the Pacific Ocean, an area of 410,000 square kilometers, population 23 million. Its northern climate is humid and the Sacramento River is abundant. Southern flat, less drought