As dangerously hot air bakes parts of the Southwest, forecasters are flagging elevated odds of significant wildland fire activity.

Some Arizona residents have been ordered to evacuate their homes as a wildfire continues to burn.

Riverbank-choking thickets of tamarisks have long created a bristly nuisance and an environmental scourge in central Arizona and much of the arid West. This wildfire season, the brushy trees ...

Wildfire maps have become some of the most consequential documents in American emergency planning. They don't just show where ...