People who breathe air polluted with large amounts of wildfire smoke visit hospital emergency rooms more often for respiratory symptoms, according to a Canadian emergency room physician and chair of ...

A thin veil of smoke from wildfires burning in Canada is worsening air quality and putting a lid on temperatures in the D.C.

There have been few fires in Quebec's forests this year, but large fires in the Prairies are still raging — and the province ...

Smoke from the Gifford Fire was hovering over parts of the county, resulting in sooty air quality and possible ash falling ...

It's time for change. Wisconsin could face the real possibility of being flanked by the effects of wildfires from both the ...

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

Air quality has taken a serious hit across the United States as a two-fold blow of wildfires in the West and in Canada have ...

ROCHESTER, Minn. (KTTC) – Wildfire smoke consumed Minnesota skies last week, prompting a record at the Minnesota Pollution ...

The smoke from Canadian wildfires that has lingered in Upstate New York this week should subside on Thursday. No air quality ...

The smoke drifting across the border contains fine particulates, pollution so small that it’s basically invisible to the ...

Certain trees, such as pines, are much more likely to burst into flames than others due to their sap and needles, McBean ...