The air quality in Mecklenburg County sat at 50, which is considered safe for outdoor activities, according to the Environmental Protection Agency — but going outside when air quality is poor can hurt ...

COLUMBUS, Ga. (WRBL) — Smoke escaping from a prescribed burning is causing unhealthy air quality in the Columbus metro area. Anyone with a respiratory disorder is advised to remain indoors until smoke ...

Smoke from wildfires in Canada has drifted into the U.S., prompting air quality alerts for Americans as it continues to spread. But when officials and forecasters classify a city's air as "unhealthy" ...

A new report on air quality across the United States offered a cloudy prognosis on the long-term health of about 156 million residents who live in areas that received an "F" in smog and soot pollution ...