U.S. Supreme Court justices appeared sympathetic on Wednesday to a bid by fuel producers to challenge California's standards ...

The first data from traffic-cutting experiments in New York, London and Paris is trickling in, offering clues about what ...

The American Lung Association’s 2025 air quality index gives failing grades to metro Atlanta for smog and air pollution.

A new report on air quality across the U.S. offers a cloudy prognosis on the long-term health of about 156 million residents ...

An annual report from the American Lung Assn. showed that Los Angeles has improved its air quality but still deserves its ...

Rwanda is getting ready to use new technology to fight air pollution from cars and motorbikes. Software developers have built ...

The American Lung Association’s latest “State of the Air” report shows air quality has worsened in some Gulf South metro ...

A new report from the American Lung Association shows that Phoenix's ozone problem is worsening, while its particulate ...