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水资源一直是人类生产和生活不可缺少的自然资源,也是生物赖以生存的特殊资源,没有水就没有生命,随着水资源危机的加剧和水环境质量不断恶化,水资源短缺已演变成世界备受关注的资源环境问题之一。实现水资源的可持续利用,支撑和保障经济社会的可持续发展,是我们世界各国共同面临的紧迫任务。 1977年,联合国水事会议就曾发出这样的警告:“水危机不久将成为一项严重的社会危机,石油危机之后的下一个危机就是水。”在1995年8
Water resources have always been an indispensable natural resource for human beings to produce and live. They are also special resources for living organisms. Without water, they have no life. As the crisis of water resources worsens and the quality of water environment deteriorates, water shortages have evolved into the world One of the resource and environmental issues of great concern. To achieve the sustainable utilization of water resources and to support and ensure the sustainable economic and social development are the urgent tasks common to all our countries. In 1977, the UN Water Conference issued the following warning: “The water crisis will soon become a serious social crisis and the next crisis after the oil crisis is water.” In 1995, 8