The amount of area burned by wildfires nationally this year is equivalent to a size bigger than the Greater Toronto Area (GTA ...

Wildfire smoke from the Prairies has prompted a special air-quality statement over much of northern Ontario Saturday.

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 ...

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 ...

Wildfires have damaged six hydro poles in northwestern Ontario, causing outages in as many First Nations, and raising ...

It’s not uncommon for nasty winter and summer weather to disrupt flight schedules and other operations at Canada’s biggest and busiest airport, but officials at Toronto Pearson Airport in Mississauga ...

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 ...

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.