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.

Detroit currently is ranked third worst worldwide for major city air quality today, Aug. 4, because of smoke from Canadian ...

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

On Saturday, an event billed as the upper Midwest’s largest gathering of food trucks was in Minneapolis, on a day when Canada ...

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

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

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

The smoke is expected to remain over the northern and central Plains of the United States for the next couple of days, ...

The air quality in Minnesota has never been so bad for so long. Experts recommend limiting outdoor activities.

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