Each artist has their own individual style but all artists share a common aim: to draw attention to the pollution in our cities.

尽管每个艺术家都有自己独特的风格，但所有艺术家都有一个共同的目标：让人们关注我们城市的污染问题。

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From this, it is apparent that drastic steps must be taken immediately to develop corrective measures for the pollution problem.

从这一点可以看出，必须立即采取严厉措施来制定污染问题的相关纠正措施。

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We fear the breakdown of the electric grid, the end of non-renewable resources, the expansion of deserts, the loss of islands, and the pollution of our air and water.

我们担心电网会崩溃、不可再生资源会枯竭、沙漠会扩张、岛屿会消失、空气和水会受到污染。

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It helped raise public awareness of the dangerous use of chemicals to kill insects and the pollution of the environment.

VOA: special.2010.12.15

It's a bit more ethical because you don't have to worry about all the pollution

这样做很符合社会公德，因为你不用担心会产生污染，

地铁的好处 - SpeakingMax英语口语达人

It has to do with the way things should be because of issues of pollution and sin.

它跟规矩有关,它跟亵渎和罪孽有关。

耶鲁公开课 - 心理学导论课程节选

The pollution problem prompted Webasto to launch a campaign to raise awareness of the idling issue.

CNN: An eco-friendly way to cool big trucks

The pollution began in 2003 with the introduction of ETFs that tracked highly-active stock picking strategies.

FORBES: Index Fund Pollution

Vice President Bush targeted the pollution in Boston Harbor to question Dukakis' environmental record.

CNN: Christie, Cuomo and the Dukakis effect