In domestic, the water security problem is still in a research stage. though on which many water environment experts have done many study work.

水安全问题在国内还处于研究阶段，许多水环境专家对水安全研究做了大量工作。

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Based on three water resources problem of the Yellow River basin, put forward such three adjustment means as the lack of water resources, water disaster and environment adjustment.

基于黄河流域面临的三大水资源问题，提出了三种调控手段，水资源短缺的调控、水灾害调控以及生态环境的调控。

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Furthermore, our environment problem becomes more and more serious, such as desertification, air and water pollution and so on.

并且我国的风沙化、沙漠化、水土流失、空气和水资源的污染等，环境问题也日益严重。

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