The down slope movement of earth material under the influence of gravity.
Natural Hazards - A National Threat [ More info] Describes the role USGS plays in reducing losses from natural disasters, itemizing specific information we develop and maintain to help mitigate or avoid these problems.
Natural Hazards - Landslides [ More info] News and related information focusing on the importance of landslide hazards in the United States.
Natural Hazards Gateway [ More info] News and related information about the importance of seven major types of natural hazards in the United States: earthquakes, floods, wildfires, hurricanes, landslides, volcanoes, and tsunamis.
Progress toward a safer future since the 1989 Loma Prieta earthquake [ More info] Summarizes what we have learned since this serious earthquake and how we have improved our preparedness for events such as this.
Real-time monitoring of landslides [ More info] USGS real-time landslide monitoring provides prompt notification of landslide activity, advances our understanding of landslide behavior, and enables more effective engineering and planning efforts.
Riding the storm -- landslide danger in the San Francisco Bay Area [ More info] Video: Learn what USGS scientists have discovered about landslide dynamics and which slopes are most susceptible to sliding. Hear the devastating stories of Bay Area residents affected by landslides and learn to recognize the danger signs.
San Francisco Bay Region geology [ More info] Gateway to the geology of the San Francisco Bay region with links to geologic maps, paleontology, marine geology, earthquakes, landslides, and geophysics. Includes maps, 3-D models, and photos.
The landslide handbook -- A guide to understanding landslides [ More info] Basic information for homeowners, communities, emergency managers, and decisionmakers. Includes sections on landslide types, evaluation tools, and mitigation techniques.
Types and effects of volcano hazards [ More info] Describes the 6 main types of hazardous activities and processes associated with volcanoes, including tephra, lava flows, pyroclastic flows, lahars (volcanic mudflows), landslides, and volcanic gas.
USGS news and information on El Nino [ More info] Information sources on El Nino effects such as landslides, coastal hazards, floods. Includes links to maps and images.
Alphabetical Index of Topics
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