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 ...

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 ...

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 ...

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

A number of states in the United States have declared air quality warnings with concerning levels noted across many of the ...

You may notice a slight haze in the sky on Wednesday across the D.C. area as smoke from Canadian wildfires brushes the region's edge.

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 ...

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.