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

Wildfires have scorched hotspots in several Mediterranean countries this month, with blazes forcing thousands of people into ...

The Dragon Bravo Fire burning inside Grand Canyon National Park has destroyed dozens of structures, including a beloved and ...

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

Heavy winds that swept through Black Canyon of the Gunnison National Park on Sunday night started “rapid fire spread” after a ...

The Chicago area recorded ozone levels of 156 late Monday afternoon. Levels above 100 are considered unhealthy. Residents ...

At least four firefighters have been injured over the last week while battling three wildfires in Northern California forests ...

The Dragon Bravo Fire has destroyed dozens of structures and a water treatment facility, and the White Sage Fire, located in ...

Two large wildfires in Northern California, one near Shasta Lake, continue to burn amid extremely hot weather, sending smoke ...

Wildfires have forced evacuations for visitors and staff at two national parks — Gunnison and the Grand Canyon — in the U.S.

Wildfires are raging near the Grand Canyon National Park, forcing the closure of the park’s northern rim. One of the ...

Two wildfires have consumed more than 45,000 acres and destroyed as many as 80 structures in the Grand Canyon.