According to DOJ, HF Sinclair has agreed to address its failure to comply with regulations over refinery equipment and operations, including flaring, fenceline monitoring of benzene emissions, ...

Republican-run states contend in a lawsuit that the agency's deadlines for the plans are arbitrary and capricious.

While Chevron’s new petrochemical furnace will lower its intensity of carbon emissions, it will also increase other harmful ...

California has decided to abandon its phase out of diesel trucks and requiring cleaner locomotives because of the incoming ...

Donald Trump has said he will overturn a law that helps communities better weather the effects of climate change. If he follows through, he’ll be reversing an initiative that has disproportionately ...

This isn't the only connection between air pollution and health issues. New research reveals little-known danger lurking in ...

President-elect Donald Trump has promised to reverse dozens of President Joe Biden’s environmental rules and policies. But ...

President-elect Trump has threatened to revoke or challenge all zero-emission vehicle rules and California’s other clean-air ...

Utah’s newest GOP senator John Curtis praised President Donald Trump’s nominee to serve as administrator of the U.S.

At these levels, this microscopic pollution becomes hazardous. Although the magnitude of the effects of this kind of ...

The Air Quality Index (AQI) can tell you a lot about the health of the environment, but there are still measures you can take ...

The air in 12 Texas counties exceeded federal soot standards, but Texas regulators say only four should face consequences.