Canadian wildfire smoke has entered the Upper Midwest and poses significant health impacts in the hardest-hit areas.

Sounds are integral parts of any landscape. Think of the calls of grouse and curlew on the Pennine Moors. Wind sieving ...

EDT an air quality alert was reported by the National Weather Service in effect until Friday at noon EDT for Mason, Lake, ...

Smoke from Canadian wildfires worsened air quality in the eastern U.S. on Wednesday as several Midwestern states battled ...

Concentrations of ground-level ozone will reach unhealthy levels for sensitive individuals in coastal Rockingham County, ...

Massive clouds of pollutants could collide in North Carolina this week and result in poor air quality conditions for millions. Smoke from more than 100 wildfires burning in Canada has drifted into the ...

A growing haze over the past few days has set in for the West Central region and led to a special air quality statement from ...

The Illinois EPA encouraged residents to avoid filling up cars with gas until after sunset, and grouping errands to minimize the number of trips taken. Carpooling and use of public transit are also ...

On Thursday at 9:30 a.m. an air quality alert was reported by the National Weather Service in effect until Friday at midnight ...

An air quality alert was reported by the National Weather Service on Thursday at 9:30 a.m. in effect until Friday at midnight ...

For COPD patients, the adage holds true: "the first way to get out of a hole is to quit digging one," said Christopher Mosher ...

As of early Thursday, the air quality for much of northeast Illinois, including multiple suburbs to the north and some to the west, fell into the "unhealthy for sensitive groups" category, which ranks ...