U.S. Ambassador to Canada Pete Hoekstra said Tuesday that Canada's recent wildfires offer a "stark reminder" of the countries' shared challenges.

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

Zappone, Savage advance as primary winnows local election candidates; all Spokane County ballot measures on track to pass; ...

As smoke begins to dissipate, Michigan's statewide advisories have ended, though some remain for Upper Peninsula and northern areas as for Aug. 6.

Prepare for a challenging week of wildfire smoke, increasing heat and potential thunderstorms across the state through the ...

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 ...

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

The nearest river is about two miles away, but investigators determined the fish was scooped up by an osprey, which then ...

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

Air quality alerts are in effect on Tuesday in 10 states as toxic smoke from hundreds of wildfires burning in Canada ...

Millions in the United States are facing another day of hazy skies fueled by hundreds of smoky wildfires burning across North ...

The scale and intensity of the fires have had transboundary effects. Smoke from the blazes has drifted across the border into ...