Sudden and unexpected, landslides and avalanches claim thousands of lives each year and cause billions of dollars in damage.

More than 10,000 known Alaska landslides or landslide-related events are documented in a new state inventory intended to help improve understanding of risks and what can be done to improve safety. The ...

SEATTLE — The US Geological Survey and the State Department of Natural Resources are both concerned about the risk of widespread landslides in the coming days. USGS Data shows heightened groundwater ...