Useful Geology Links

U.S.Geological Survey: http://www.usgs.gov/

Specifics sites within the USGS :

• Earthquakes: http://earthquake.usgs.gov/  
• Floods: http://water.usgs.gov/osw/floods/
• Volcanoes: http://volcanoes.usgs.gov/ 
• Hurricanes: http://coastal.er.usgs.gov/hurricanes/
• Landslides: http://landslides.usgs.gov/