This web site is a good place to start for anyone seeking information on the geology and management of natural hazards phenomena related to volcanoes and hydrologic and geothermal processes. Some information is included on landslides, earthquakes, faults, and tsunamis. In addition to a brief definition of the terms, the site provides background information on related terms; maps, graphics and images; items of interest - reports and case studies; and additional U. S. Geological Survey publications, abstracts, and fact sheets. Web sites of other agencies and other regional or global organizations responsible for monitoring and managing natural hazards are linked. Educational levels: General public