Senators, including the two from the state, are concerned about the precedent if legislators don’t follow the guidance about ...

Legislation from U.S. Reps. John Moolenaar (R-MI), Jay Obernolte (R-CA) and Craig Goldman (R-TX) would limit California’s ...

Between the two main engine types seen in automobiles around the world, there is a somewhat complicated gap in pollution ...

Congress is one step closer to barring California from enforcing its own emissions standards and banning sales of gas-powered ...

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

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

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

I am concerned about the recent proposals to cut the Environmental Protection Agency funding and staff by at least 65% and to eliminate at least 31 critical environmental regulations.

California has agreed to formally repeal much of its controversial Advanced Clean Fleets electric-truck mandate as part of a ...

The legal clash between Greenidge Generation and New York’s Department of Environmental Conservation will continue with a ...

Critics say the joint efforts are not a coincidence as the restructured agency air program moves to weaken pollution ...