SO2 is the main pollution gas to environmental air from glass industry.

玻璃工业对大气的污染主要是二氧化硫。

youdao

It demonstrates that optical remote sensing of inflammable, explosive and pollution gas such as CH_4 is possible by using extremely low loss optical fiber.

也证明了利用超低损耗光纤远距离传感有害，有毒，易爆气体(如CH_4)的可能性。

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Organic agriculture also creates less soil and water pollution and lower greenhouse gas emissions.

有机农业还减少了土壤污染和水污染，降低了温室气体排放量。

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Bigger livestock herds are putting greater pressure on land resources and disrupting some ecosystems and the animals generate significant amounts of water and air pollution, including methane, a climate-changing greenhouse gas.

VOA: standard.2010.02.22

In some places, the practice has been blamed for air pollution and gas leaks that have ruined well water, but the Obama administration and many state regulators say the practice is safe when done properly.

WSJ: Fracking coalition upsets both greens and drillers

In some places, the practice has been blamed for air pollution and gas leaks that have ruined well water, but President Barack Obama's administration and many state regulators say the practice is safe when done properly.

WSJ: Sierra Club blasts new plan to improve fracking

The flex-fuel engine--prized because it uses a renewable resource that reduces dependency on traditional gasoline--on the Cherokee was even worse: three out of 10 and one out of 10 for the air pollution and gas emissions, respectively.

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