If also passed by the House as expected, the action will be the first time Congress has weakened protections under the Clean ...

The party-line vote marked the first time in the 55-year history of the Clean Air Act that Congress has moved to weaken the ...

Aimed at meeting Clean Air Act requirements, the EPA said at the time that the rubber rule changes would cut total ...

From Acadia to Zion, there are health concerns across the National Park System tied to poor air quality conditions that the ...

Lawmakers voted to stop the state from requiring that an increasing share of new trucks sold there have zero emissions.

Gov. Gavin Newsom issued a statement in response to the House vote that targeted California’s clean vehicles program, stating that the Republican-controlled House illegally used the ...

The Senate on Thursday approved an effort to overturn an Environmental Protection Agency rule tied to the Clean Air Act and designed to limit seven of the most hazardous air pollutants that are ...

The U.S. EPA said it will fine a Burns Harbor steel mill slag processor $190,000 in a settlement for federal Clean Air Act violations.