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, ...

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

Environment Canada has lifted special air quality statements for southwestern Ontario as Prairie wildfire smoke dissipates.

The north-central part of the Prairies remains under a series of air-quality warnings. Environment Canada says wildfire smoke ...

People forced to breathe air polluted with large amounts of wildfire smoke visit hospital emergency rooms more often for ...

Smoky conditions are expected throughout the day with a high near 30 C in the Greater Toronto Area and across southern Ontario.

An updated Air Quality Health Advisory for fine particulate matter was issued by state officials Monday for the New York City Metro, Lower Hudson Valley, Upper Hudson Valley, Adirondacks, Eastern Lake ...

Midwest and Northeast regions in the U.S. are seeing poor air quality from Canadian wildfires. See the map showing where the wildfires burn.