Geology and Geophysics

http://tsunami.name

Professional tsunami database with information about the currently known tsunamis in history, with RSS feeds and a tsunami search engine...(Details)

http://earthquakedb.com

Professional earthquake database with information about the currently known earthquakes in history, with RSS feeds and an earthquake...(Details)

http://volcanodb.com

Browse all the currently known volcanoes with map locations, times of eruptions and much more! ...(Details)