Minnesota and Canada share so much: frigid winters, a love for hockey — and more recently, massive plumes of toxic wildfire ...

Small particles can get lodged in crevices of organs from lungs to arteries, causing inflammation and other health issues.

Hundreds of wildfires still burning in Canada are expected to undermine air quality across the Upper Midwest and Northeast ...

Canada is battling more than 700 active wildfires across the country, roughly two-thirds of which are burning out of control, ...

Air quality remains poor in parts of Canada as wildfire smoke travels along the jet stream — with Europe now in its path.

Two allies of President Donald Trump from Upstate New York have sent a letter to Canadian Prime Minister Mark Carney over the ...

With hundreds of wildfires burning across Canada, smoke has drifted into the northern United States, lowering air quality ...

Having breathing trouble today? Canadian wildfire smoke is drifting across Ohio today, dropping the air quality in parts of ...

Wildfire smoke from Canada has prompted officials to place the Lehigh Valley and surrounding counties under an air quality ...

New York City air quality is dropping as Canadian forest-fire smoke swirls down the Hudson River, shrouding much of the ...

The Minnesota Pollution Control Agency (MPCA) has issued an AIR QUALITY ALERT for all of Minnesota until Tuesday morning.

Smoke produced by hundreds of wildfires burning across Canada has drifted thousands of miles and nearly circled the entire ...