To reduce air pollution, the government needs to impose a ceiling on carbon emissions.

为减少空气污染，政府需要设定碳排放上限。

youdao

Air transport will soon be central, not marginal, to the emissions issue.

航空运输的排放物问题不久之后将由边缘走向中心。

youdao

To reduce emissions in existing combustors, fuel is premixed with a large amount of swirling air flow prior to injection into the combustor.

现行的燃烧室要想减少排放量，必须在燃料注入燃烧室之前就通过大量的空气流将燃料混合好。

youdao

he observes,pointing to the very substantial cuts in air pollution emissions during the 2008 summer Olympics in the Beijing metropolitan area.

VOA: standard.2010.04.07

emissions that will continue to pollute the air and affect the earth's climate.

VOA: standard.2010.06.14

And that in turn leads to additional emissions of harmful pollutants and our area is very concerned about improving air quality as one of the key ways to make our communities even better places to live and work."

VOA: standard.2010.07.26

The April 2012 EPA decision to reduce air emissions from fracking could well be followed by an effort to end exemptions from certain elements of the Safe Drinking Water Act.

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For its part, the Obama administration is part of the Global Alliance Initiative, which is a public-private partnership that, among other things, seeks to improve indoor air quality and to reduce carbon emissions.

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Ertel, 40, heads Evolution Markets, which sells chits that companies use to offset their emissions of air pollutants.

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