Government agencies and other organizations aggregate wildfire data into maps to communicate threat levels across ...

Wildfires in Canada, the United States and Mexico often send smoke throughout the continent. Follow our latest coverage here.

Wildfire maps have become some of the most consequential documents in American emergency planning. They don't just show where fires have been. They predict where the next catastrophic burns are most ...

The smoke pouring into the U.S. made Detroit, Chicago and D.C. among the world's most polluted major cities as of early ...

The Aspen Acres fire, Colorado’s largest active wildfire and the seventh-largest fire in state history, had consumed more ...