The down slope movement of earth material under the influence of gravity.
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.
Western Region geologic information [ More info] Links to geologic information on western states: Alaska, Arizona, California, Hawaii, Idaho, Nevada and Oregon including information on coastal and marine geology, mineral resources, earthquakes, landslides, earthquake hazards and geologic maps.
Alphabetical Index of Topics
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