The burning produces wastes some of which remain in the air causing air pollution.

燃烧产生的废弃物其中一些仍然在空中造成空气污染。

youdao

The burning produces wastes, some of which remain in the air, causing air pollution.

燃烧产生的废弃物，其中一些仍然在空中，造成空气污染。

youdao

They have found that we are causing air pollution, deforestation, acid rain, and other problems that are dangerous both to the earth and to ourselves.

他们发现，我们正在造成空气污染，森林的消失，酸雨，及其他既对地球也对我们自己有危险的问题。

youdao

But new pollution threats are causing concern as air pollution mortality figures remain almost the same.

BBC: News, London

Opponents warn that fracking is an environmental disaster waiting to happen, citing, among other risks, air and water pollution, the release of radiation and cancer-causing substances, and the acceleration of global climate change as methane and other greenhouse gases escape during fracking.

FORBES: Fracking: A Role for Universities