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 ...

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

Global News' live interactive map shows where wildfires are burning as Canadians across the country face another severe wildfire season.

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 ...

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

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

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.

Scattering sunlight, disrupting bees, damaging plant tissue - farmers can’t always offset the effects of smoky days ...

Canadian wildfires have caused hazy skies in metro Detroit. Michigan weather may be our best defense against fires here.

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 ...