Over the past decades the wetland systems have turned into one of the most seriously threatened ecosystems around the world due to exacerbation of pollutions and overexploitation of wetland resources.

近年来湿地垦殖、污染和资源的过度开发，致使湿地成为全球最受威胁的生态系统之一，我国湿地也同样遭到这些威胁。

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Over the past decades the wetland systems have turned into one of the most seriously threatened ecosystems around the world due to exacerbation of pollutions and overexploitation of wetland resources.

近年来湿地垦殖、污染和资源的过度开发，致使湿地成为全球最受威胁的生态系统之一，我国湿地也同样遭到这些威胁。

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