MIchigan's air quality will be unhealthy for some groups Saturday. Check the air quality index map to see if it's good or bad ...

A California wildfire exploded overnight and into Thursday, with the massive blaze prompting evacuation orders and a highway ...

Wildfires have been raging along the West Coast and in Canada for most of the spring and summer. For some U.S. residents, ...

It’s been a relatively quiet wildfire season so far in the Pacific Northwest, with not much in the way of large fires or ...

Poor air quality due to wildfire smoke can negatively affect health. It's one of multiple climate-driven health risks ...

The thick blanket of smoke over the Northeast and Midwest – funneling south from Canadian wildfires – is chock full of toxic pollutants that are harmful to everyone’s health.. But unlike man ...

Earlier in 2025, wildfires in southern California killed 30 people, destroyed more than 18,000 homes and burned more than ...

As dense smoke from wildfires burning in Canada continued to blanket parts of the U.S. on Thursday from Minnesota to Massachusetts, and as far south as North Carolina, forecasts suggest air ...

Billowing clouds of Canadian wildfire smoke have transformed blue skies into apocalyptic orange scenes across the eastern United States. But the fuzzy skylines are more than just a bleak sight ...

Dark plumes of smoke from wildfires in Quebec have reached the East Coast and the District, affecting a vast area from Wisconsin to West Virginia. How bad is the wildfire smoke in your city? Use ...

Wildfire smoke is a mixture of gases, water vapor, air pollutants and fine particulate matter, the latter known as PM2.5, which is at least 30 times smaller in diameter than a human hair.