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水是生命之源、生产之要、生态之基,是支撑保障城乡发展的基础和命脉。北京境内自西向东有拒马河、永定河、北运河、潮白河、蓟运河5大水系,221条河流,河道总长4000余公里;城市中心区有自然和人工湖泊30多处,水面面积1000多平方公里;郊区分布水库82座,总库容93亿立方米……这些遍布北京城乡的河湖水系是维系北京城乡发展的重要基础设施,具有防洪、供水、生态、景观、休闲等方面的综合功能,在北京经济社会发展中具有不可替代的重要作用。
Water is the source of life, the essence of production and the foundation of ecology. It is the foundation and lifeline for supporting the development of urban and rural areas. There are 5 major water systems of Juma River, Yongding River, North Canal, Chaobai River and Jiyun River, 221 rivers and 4,000 km of river courses from west to east in Beijing. There are more than 30 natural and man-made lakes in the downtown area and the surface area of 1000 More than one square kilometer; 82 reservoirs distributed in the suburbs with a total capacity of 9.3 billion cubic meters. These river and lake water systems all over the urban and rural areas in Beijing are important infrastructures for urban and rural development in Beijing. They are integrated with flood control, water supply, ecology, landscape and recreation Function in Beijing’s economic and social development has an irreplaceable important role.