A lawsuit filed by the Center for Biological Diversity, the Sierra Club, Friends of the Earth, and the California Asthma ...

ACF was the first type of emissions regulation placed on the fleet on the “demand” side. For those of us who have been in the ...

Donald Trump has made drastic changes to the Environmental Protection Agency. Here’s how they could impact efforts to reform ...

A federal judge temporarily blocked the spending pause days later but uncertainty persists, with the full impact of the ...

A new state implementation plan to address the Clean Air Act have left many homeowners and real estate agents around Fairbanks worried.