Smoke from wildfires is not something to be taken lightly, as it impacts air quality for miles. The danger of it can be measured on the air quality index (AQI), a scale that goes from zero to over 300 ...

Wildfires across the United States and Canada-- fueled by record heat and dry conditions -- could severely impact the health of millions of people. Smoke from wildfires in several Canadian provinces, ...

In 2023, Canada's worst wildfire season on record produced so much smoke that it spilled across national borders into the United States. At times, a thick haze enveloped much of the U.S. East Coast ...

Over 87,000 premature deaths worldwide can be traced to the impact of Canada's explosive 2023 wildfire season, new research estimates. Fires burned 71,043 square miles (18.4 million hectares) of ...

Jonah Kaplan is an award-winning journalist who has built a strong reputation for his balanced reporting, thoughtful interviews, and deeply researched coverage of high-impact issues affecting the ...

Fire WE025 started small. But in late May, hot and dry conditions and gusty winds whipped it into an out-of-control inferno. Over 116 days, it swept across northwestern Manitoba, chewing up 447,000 ...

Wildfires have been occurring frequently in Canada in 2025, a worrying milestone for the global climate crisis. Extreme heat, prolonged drought, and strong winds have combined to create ideal ...

In 2020, when a backcountry campfire in Alberta’s Rocky Mountains was not properly put out during a high-risk wildfire season, aircraft rushed to the scene to prevent a bigger blaze. Soon, a creek ran ...