Wildfire smoke degrades air quality in swaths of Ontario, with Toronto ranking among the worst in the world on Monday.

Smoke from wildfires in Manitoba, a Western province facing its worst fire season in 30 years, has created hazardous air ...

A researcher from the University of Saskatchewan is looking into how wildfires are impacting bird physiology during migration ...

Hundreds of wildfires are burning across the Western states, Alaska and Canada as fire season perks up amid a sprawling heat ...

Multiple U.S. states and Canadian provinces are experiencing poor air quality from wildfire smoke. Here's where.

A group of Republican lawmakers has complained that smoke from Canadian wildfires is ruining summer for Americans, just days ...

This article originally appeared on Inside Climate News, a nonprofit, non-partisan news organization that covers climate, ...

World Cup being hosted by Canada, Mexico and the United States is less than a year away and FIFA’s protocols for matches ...

Six members of Congress from Wisconsin and Minnesota have asked Canada to say how it plans to tackle the blazes and reduce ...

In Canada, more than 25 million acres of land — an area larger than Portugal — has burned, and the fire season shows no signs of slowing. Here's why many fires are being left to burn.

A Canadian wildfire crew leader was scouting around the Summit Lake Fire in British Columbia when he stumbled upon a mother ...

What’s happening in Canada could be a sign of what’s to come in the United States this year. Experts say it is difficult to tell how severe California’s wildfire season will be after good ...