After analyzing data from adults aged 18 years and older, researchers concluded that "exposure to outdoor air pollution is a ...

never happened does not mean Greater Manchester has clean air, though. Far from it: A recent study claims pollution here is ...

At 5:52 p.m. on Sunday, the National Weather Service reported an updated air quality alert in effect until Tuesday at ...

Scientist Bjorn Samset says discovery that clean-up may contribute to warming shows intricate nature of climate change and ...

The smoky air is predicted to reach New York City on Monday, and it could bring unhealthy air quality for sensitive groups.

An air quality alert was reported by the National Weather Service on Sunday at 4:43 p.m. in effect until Monday at 8:45 a.m.

On Sunday at 4:30 p.m. the National Weather Service reported an air quality alert in effect until Monday at 4 p.m. for Mercer ...

On Sunday at 5:05 p.m. an updated air quality alert was reported by the National Weather Service in effect until Monday at ...

Smoke from Canadian wildfires hovered over several Midwestern states Saturday, bringing warnings of unhealthy air.

The National Weather Service reported an air quality alert at 11:46 p.m. on Sunday in effect until Tuesday at midnight for ...

Smoke from wildfires in central Canada will push into Northeast Pennsylvania Monday, according to the state Department of ...