Breathing in polluted air for extended periods of time can pose a serious health risk for people, especially for vulnerable ...

Air quality alerts continue for millions as wildfire smoke crosses the border from Canada. Plus, the intense heat fueling ...

Blazes have released 180 million metric tons of carbon, breaking records in Manitoba and Saskatchewan and blanketing much of ...

Canadian wildfire smoke has worsened the air quality in multiple states and irritated the eyes, noses and throats of many ...

Canada is having its second worst wildfire season yet. Two scientists explain what a red air alert means and how anyone living in impacted areas can protect themselves.

Wildfire smoke from Canada continues to impact air quality across central Pennsylvania, with hazy conditions expected through ...

Code Yellow Air Quality or moderate level for particle pollution are forecast for Thursday and Friday. This may cause health symptoms for groups of people in the unusually sensitive category.

Air quality alerts remain in effect from Minnesota to the Northeast due to smoke from hundreds of wildfires in Canada. In the West, wildfires in California continue to rage.

The smoke hanging over Western New York isn’t coming from local sources.  See where it’s actually coming from — and what ...

Syracuse, N.Y. -- The smoke from Canadian wildfires that has lingered in Upstate New York this week should subside on ...

On Aug. 6, the Wisconsin Department of Natural Resources has not extended its Wisconsin air quality alert — a decision it hasn't made in over a week.

Rep. Calvin Callahan joined lawmakers from Iowa, Minnesota and North Dakota in filing a formal complaint against Canada over ...