The facility, in Colstrip, Mont., used a new E.P.A. system for requesting special waivers from President Trump.

Kilometers above the Earth’s surface, the ozone layer protects humanity and all life from the sun’s harmful ultraviolet rays. But in the troposphere, at ground level, this gas can wreak havoc on ...

The rate at which the planet is warming has sped up since 2010, and now researchers say that China's efforts to clean up air ...

With air curtain burner technology, facilities can eliminate wood waste more efficiently than grinding or hauling, reduce ...

A new study led by the Barcelona Institute for Global Health (ISGlobal), a centre supported by the "la Caixa" Foundation, has found that children exposed to higher levels of air pollution in early and ...

It’s the first time that we can actually see the full monument with this splendor,” he told Polygon. “Since the industrial ...

"It gave us purpose and a passion." Family shares stunning photos after transforming run-down city home into bustling farm: ...

Oh, by the way, a member of the chat group, Putin admirer Steve Witkoff, was in Moscow at the time to suck up to Putin as ...

Fires and agricultural soils can rival cars and factories in emitting chemicals that lead to ozone, making it hard to meet air quality standards.

President Trump's EPA administrator aims to roll back environmental protections in an effort to reduce the agency's spending.

The Valley has seen decades of big business deals and population growth. A yearslong fight over air pollution could now endanger its future.

The LA and Long Beach ports are the region's biggest sources of air pollution. Groups representing 400,000 residents say new ...