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

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 absence of small carriers that can airlift passengers from city to city within Nigeria is stunting the growth of air ...

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

David Paul Allsop, 52, of Bedford, New Hampshire, faces a DUI charge following his arrest at Savannah/Hilton Head ...

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

The Transportation Department is stepping up enforcement of persistent flight delays with a lawsuit against Southwest ...

A Southwest Airlines pilot was arrested Wednesday at a Georgia airport just before takeoff and accused of driving under the ...

Lee Zeldin, President-elect Donald Trump’s nominee to head the Environmental Protection Agency, is promising to preserve a ...

Blue states are bracing for a battle with the Trump administration over their authority to limit tailpipe emissions, a ...