The story of L.A.’s noxious smog problem and the creation of the EPA and Clean Air Act. In 1943, dark, smoky clouds enveloped Los Angeles, causing residents to complain of burning eyes, nausea, and ...

When Congress passed the Clean Air Act in 1970, climate change wasn’t on anyone’s mind. Yet under an Obama-era decision known as the “Endangerment Finding,” the Environmental Protection Agency has ...

The Supreme Court on Wednesday issued two rulings on where certain challenges to actions taken by the Environmental Protection Agency under the Clean Air Act must be filed. In the first decision by ...

Republican House members are moving ahead with two bills that would rewrite the Clean Air Act for the first time in 35 years, partly in response to EPA’s decision last year under then-President Joe ...

The new EPA director called limits on greenhouse-gas emissions “the Green New Scam.” Undoing the environmental framework that Richard Nixon put in place in 1970 is misguided.

Congress is expected to undo a Clean Air Act regulation that strictly controls the amount of toxic air pollutants emitted by many industrial facilities like oil refineries, chemical plants and steel ...

The Trump administration is attempting to revoke a landmark rule that allows the Environmental Protection Agency to regulate greenhouse gas emissions from cars, power plants and other sources under ...

The Trump administration is exempting dozens of chemical manufacturers, oil refineries, coal plants, medical device sterilizers and other polluters from Clean Air Act rules. On Thursday, the White ...

Republicans say the bills are part of an effort to reduce “burdensome permitting requirements.” A House Energy and Commerce subcommittee will zero in on a battery of potential changes to Clean Air Act ...

A Memphis diesel repair company has agreed to pay a fine of $150,000 after pleading guilty to violating the Clean Air Act, Interim United States Attorney Joseph C. Murphy, Jr. announced on Tuesday. A ...