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

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

“Air quality and visibility due to wildfire smoke can fluctuate over short distances and can vary considerably from hour to ...

On Monday morning, Environment Canada issued a special air quality statement for the vast majority of southern Ontario, ...

Environment Canada has issued special air quality statements for southwestern Ontario as prairie wildfire smoke sits over ...

A stretch of southern Ontario remains under a special air quality statement today amid smoke from wildfires burning in parts ...

The conditions are expected to cause poor air quality and reduced visibility across the region, according to a statement ...

Smoke from wildfires in the Prairies is causing poor air quality and reduced visibility in the Hamilton-Niagara area and much ...

Burlington has the worst air quality in the country on Monday compared with other Canadian cities according to the World Air ...

The smoke is expected to remain over the northern and central Plains of the United States for the next couple of days, ...

Canada had 461 active fires as of Wednesday morning, and 236 were considered "out of control," according to the Canadian Interagency Forest Fire Centre. Ontario had 65 active fires.

NEW YORK (WABC) -- Canadian wildfire smoke will make for a hazy sky and reduced air quality for Monday into Tuesday.