Tsukuba, Japan—Debris supplied by rockfall and related slope processes is a key factor controlling the frequency and magnitude of debris flows. However, estimating the amount of debris supplied over ...

Forbes contributors publish independent expert analyses and insights. David Bressan is a geologist who covers curiosities about Earth. After smaller debris flows and increased rockfall activity, in ...

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 ...

Add Yahoo as a preferred source to see more of our stories on Google. Rain on burned hillslopes can trigger dangerous floods and debris flows. Those debris flows can move with the speed of a freight ...

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 ...

Storms now pounding Southern California are raising the specter of more danger for residents—debris flows in areas already reeling from devastating fires. Debris flows are like mudslides, except much ...

Add Yahoo as a preferred source to see more of our stories on Google. A home that was severely damaged in the devastating 2018 Montecito debris flow. (Al Seib / Los Angeles Times) An atmospheric river ...

An atmospheric river forecasters say is likely to be the strongest in nearly a year is set to unleash rain across Southern California this week, heightening concerns of damaging debris flows in areas ...