After a wildfire, the danger continues, especially during torrential rain that can set off fast-moving landslides known as debris flows. By Amy Graff Amy Graff is a San Francisco-based reporter on The ...

Jen Pierce receives funding from the National Science Foundation and is the chair of the Quaternary Geology and Geomorphology division of the Geological Society of America. As the Los Angeles area ...

In October and November 2007, an unprecedented series of wildfires struck the entire southern half of California, and once again thousands of homes were either in flames or threatened by them, with ...

The landslide that occurred in Blatten in the canton of Valais at the end of May 2025 and the one in the village of Brienz in Graubünden in June 2023 remind us of the potential for landslide hazards ...

While the Eaton Fire is contained, the danger to foothill communities is not. Heavy rainfall expected on Thursday and Friday has triggered warnings about fire-scarred hillsides unleashing torrents of ...