环境污染导致全球变暖已经成为一个严重的问题的翻译：Environmental pollution causes global warming has become a serious problem 什么意思？中文翻译英文，英文翻译中文，怎么说？

青云英语翻译

Environmental pollution, global warming has become a serious problem

Environmental pollution causes global warming has become a serious problem

The environmental pollution caused the whole world to change warm already becomes a serious issue

Environmental pollution caused global warming has become a serious problem

Environmental pollution causes global warming has become a serious problem