A new NASA-led study helps answer decades-old questions about the role of smoke and human-caused air pollution on clouds and rainfall. Looking specifically at deep convective clouds — tall clouds like ...

Three summers ago, the Caldor Fire burned its way up the Western Slope into the Tahoe Basin, scorching 221,835 acres. The fire burned for over two months, cloaking the lake and its surrounding ...

Wildfires in Canada have caused smoke that has moved south into the U.S. Air quality in many parts of the eastern U.S. is poor. There could be long-term health effects of wildfire smoke. Wildfires in ...

When Timothy Ingalsbee thinks back on his days in the 1980s and '90s fighting wildfires in the Pacific Northwest, he remembers the adventure of jumping out of a helicopter into the wilderness.

The smoke plume from the Dixie Fire—the largest single fire in California state history—got so huge it covered five states. It’s mostly contained now, but at its peak, people across some 2,500 square ...