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2026 fires

Ontario Wildfires 2026: Nearly 200 Fires Force Evacuations and Choke Millions With Smoke

July 21, 2026July 18, 2026 by JOSHUA LINN
Smoke rising from Ontario wildfires 2026 over a burning boreal forest

The Ontario wildfires 2026 season erupted in mid-July as nearly 200 forest fires burned across northern Ontario. The blazes forced wildfire evacuations Ontario in at least 15 communities and sent hazardous Canadian wildfire smoke across 19 U.S. states. Toronto air quality briefly ranked as the worst in the world. In Milwaukee, the Air Quality Index … Read more

Wildfire Smoke Is Crossing Continents: How 2026 Fires Are Affecting Air Quality Worldwide

July 23, 2026June 22, 2026 by JOSHUA LINN
Aerial view of wildfire smoke plume traveling across continental landscape

Wildfire smoke from North America is crossing oceans, choking cities and erasing decades of air quality gains. Here is what the 2026 season means for your healt

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