Smoke from numerous Canadian wildfires is again impacting the Philadelphia region this week, with environmental authorities ...

Smoke from ongoing Canadian wildfires has led to some of the worst air quality in the world across parts of the U.S.

Forecasters say weak winds have left Canadian wildfire smoke to linger over the U.S. Stronger winds are expected to bring ...

As the air quality in Minnesota remains dangerous, experts are giving advice. "It's not a one-size-fits-all answer," said Dr.

An air quality alert covering the entire state of Minnesota continues on Thursday, marring otherwise fairly ideal weather ...

Minneapolis had the fifth worst air quality among 125 cites worldwide on Saturday morning, according to an international air ...

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

Health officials from Minnesota to Maine have issued alerts warning of poor air quality from wildfires burning in Canada.

Aside from having poor air quality with smoke and haze, we’re set to have a dry weekend across most of Minnesota.

Smoke from Canadian wildfires cast a pall over several Midwestern states, prompting air quality alerts and advisories for ...