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 ...

Court documents show that CARB intends to repeal the ACF regulations related to so-called "high-priority" fleets and drayage ...

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

EPA data shows three of those refineries are in trouble with federal law. Some even have a history of violating federal ...

U.S. Steel has applied for two-year exemptions from hazardous air pollutant rules for integrated iron and steel, coke and ...

Congress is one step closer to barring California from enforcing its own emissions standards and banning sales of gas-powered vehicles by 2035. The House passed Joint Resolutions 87, 88, and 89 ...

After withdrawing its EPA waiver request in January for the ACF rule, CARB has now indicated its intent to officially repeal ...

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

Utah counties are struggling when it comes to clean air, according to a new report from the American Lung Association and ...

Congress has voted to kill a Biden-era rule requiring rubber tire makers to clean up planet-warming emissions from their manufacturing processes in the U.S.