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 ...

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

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 ...

Colorado is now in severe violation of two federal ozone pollution standards, and it must find a way to reduce that pollution ...

A study published by researchers at the University at Albany has presented the first documented evidence that Adirondack surface waters have made a near full recovery from metal pollution since the ...

Republicans say the U.S. Environmental Protection Agency was wrong to reinstate the state's air pollution lawsuit policy ...

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

The facility’s emissions practices released hazardous pollutants into the air across from a residential neighborhood.