The EPA's Air Quality Index can tell you whether breathing outside air can be harmful. Here's how to read the scale to plan ...

Smoke from wildfires in Manitoba, a Western province facing its worst fire season in 30 years, has created hazardous air ...

I lost my home in the Pacific Palisades fire. Although wildfires have become a part of modern life, you can take steps to ...

Many communities in Arizona, Michigan, Illinois, New York and across North America are experiencing poor air quality due to ...

The smoke from Canadian wildfires produced some of the worst fine particle pollution on record in Minnesota over the weekend.

Though much of the wildfire smoke will remain high up in the atmosphere, a portion will mix with air on the surface, ...

The Canadian government’s Wildfire Smoke Fine Particulate Matter map models wildfire smoke for July 15-17, 2025. It shows ...

Tuesday’s air quality warning has dropped to a 5, considered a moderate risk, down from Monday’s peak of 10+ on the Air ...

Tuesday’s air quality warning has dropped to a 5, considered a moderate risk, down from Monday’s peak of 10+ on the Air ...

While wildfire smoke continues to shroud much of Manitoba and suppress extreme temperatures in farm regions, agricultural ...

As record wildfires erupt across Canada this year, with health-threatening smoke drifting into the U.S. and as far away as ...

With wildfire smoke in the forecast, track the drop in air quality across dozens of PurpleAir sensors with our live, updating ...