PBS
Wnet: Thirteen: Savage Earth: Tsunamis
Excellent site exploring the mysterious and destructive tsunamis. Explore this scientific marvel and learn about the causes and dangers.
Geographypods
Geographypods: Theme 2: Natural Environments
A rich collection of highly engaging learning modules on topics related to the natural environment. Covers four main areas - plate tectonics, forms and processes, weather and climate, and rainforest and desert. Within each of these,...
US Geological Survey
Usgs: November 29, 1975 Kalapana
Describes details of the earthquake of November 29, 1975 Kalapana in Hawaii, the tsunami, and the eruption of the volcano Kilauea as a result of the earthquake.
Weather Wiz Kids
Weather Wiz Kids: Volcanos
Great resource for learning all about tornadoes. Find out how they are formed, how they erupt, the different types, and notable volcanic eruptions. Also includes safety tips, animations, and activities.
Other
Ceri: Earthquake Facts and Follies
A list of frequently asked questions about earthquakes. This is a good source for earthquake trivia and separating fact from fiction.