Citing expected opposition from the incoming Trump administration, California withdrew its federal waiver petitions to enact ...

The state withdrew its pioneering clean air regulations for diesel trucks and trains, acknowledging they wouldn’t win federal approval. The state intended to end sales of trucks powered by fossil ...

The air in 12 Texas counties exceeded federal soot standards, but Texas regulators say only four should face consequences.

I believe that climate change is real,” Zeldin said, adding that he would work to “ensure we are protecting our environment, ...

California abandons clean truck, locomotive rules after Biden's EPA doesn't grant waivers needed to depart from federal rules ...

California has withdrawn requests for the EPA to give the state authority to enforce rules limiting emissions from ...

New EPA guidelines require new HVAC systems to use certain refrigerants, which will increase the cost of new systems by 30-50 ...

From the time you get up in the morning until you go to bed at night, and even while you are asleep, the U.S. Environmental ...