Wildfire smoke from the Prairies prompted special air quality statements and warnings across the country Saturday.

Environment Canada says smoke from forest fires is expected to travel to southern Ontario Saturday afternoon and is likely to ...

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 ...

Wildfire smoke from the Prairies is drifting towards the Greater Toronto Area, prompting Environment Canada to issue a ...

This is the second-most severe wildfire season in Canadian history, after 2023, with 15 million acres burned so far.

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

Hundreds of wildfires remain uncontained in Western and Central Canada, and many Canadians are rethinking their weekend plans ...

This story was originally published by Grist. Sign up for Grist’s weekly newsletter here. More than 200 wildfires are blazing across central and western Canada, half of which are out of control ...

Some good news The circumstances that led to the smoky chaos of 2023 were unique. Canada didn't just break its wildfire records that year, it obliterated them. Nearly 58,000 square miles of the ...

Environment Canada has issued a special air quality statement for most of southern Ontario, including the GTA. The national weather service says smoke from forest fires is causing or expected to cause ...

As Canada’s wildfire smoke creeps down into the U.S., it’s also transforming. Chemical reactions between gases and sunlight create ozone, which further exacerbates lung conditions like asthma.