We are now on day 21 of Canadian wildfire smoke lingering over Wisconsin. This matches the record set back in 2023.

Canadian wildfire smoke continues to cause hazy skies and air quality alerts in New Hampshire. The air quality alert, extended through Tuesday night, particularly affects sensitive individuals. Air ...

The EPA says if you are sensitive to particle pollution, consider reducing your activity level or shorten the amount of time ...

The smoke drifting across the border contains fine particulates, pollution so small that it’s basically invisible to the ...

Smoke from hundreds of wildfires in Canada is lingering over the northern U.S., spreading across to roughly a dozen states ...

Wildfire smoke is particularly harmful to kids’ respiratory health. One study found that a 10-unit increase of fine ...

Canadian wildfires are still causing some haze in Lower Hudson Valley skies Aug. 6. Will skies clear up any time soon?

As Canada grapples with one of its worst wildfire seasons on record, smoke from the blazes have prompted air quality alerts across the U.S.