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 ...

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

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

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.

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.

Canada’s fire season is only just beginning, and officials there warned this week it would continue to be severe through the summer. If it follows the pattern of a normal year, ...

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.