When combined with the Philly area’s warm, sunny weather, the incoming smoke stands to increase levels of ozone, the ...

Canada is battling more than 700 active wildfires across the country, roughly two-thirds of which are burning out of control, ...

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

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

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

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

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

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

Skies over much of Minnesota looked clearer and smelled cleaner Sunday as the most troublesome air from Canadian wildfires ...

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

The city fell from fifth to 11th during the day, showing some improvement in air quality but still registering worse ...

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