如：大气污染，森林和植被遭到破坏，废水污染河流，垃圾到处可见，我们的生存遭到威胁！
For example: the air pollution, the forest and the vegetation are destructed, the waste water pollute the rivers, trash everywhere obviously, our survival encounters the threat!
如：大气污染，森林和植被遭到破坏，废水污染河流，垃圾到处可见，我们的生存遭到威胁！
For example: the air pollution, the forest and the vegetation are destructed, the waste water pollute the rivers, trash everywhere obviously, our survival encounters the threat!
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