Science
- 461
- The Last Ice-Age
- Explains what ice ages are, and describes some of the animals that might have lived in Canada at the time.
- 462
- Wikipedia: Ice Ages
- Encyclopedia article outlines the theories used to explain the ice ages, and the effects of the interglacial periods.
- 463
- CVO Website - Plate Tectonics and Sea-Floor Spreading
- Learn what the Ring of Fire is, along with further information on the theory of plate tectonics and how it has contributed toward the formation of mountains.
- 464
- Paleomap Project
- Contains an online archive of images of the Earth from the late Precambrian era over 60 million years ago. Features information on climate history and research.
- 465
- Quia - Java Games
- Contains games and activities that help users learn some terms related to the study of plate tectonics and continental drift.
- 467
- Savage Earth: Waves of Destruction
- Highlights include animated illustrations, articles, an "Ask the Experts" section, photographs, and video downloads.
- 468
- Savage Seas - The Crow's Nest
- Discover the power of waves and how fast they can travel. Includes animations and videos clips.
- 469
- Surviving A Tsunami—Lessons from Chile, Hawaii, and Japan
- Booklet about how to survive a tsunami that includes stories of people who survived tsunamis in Chile, Hawaii, and Japan.
- 470
- Tsunami WebQuest 2004
- Provides detailed instructions and resources for a student team project on the causes and consequences of the Asian tsunamis.
- 471
- Wave That Shook the World
- Answers questions about the Indian Ocean tsunami and also describes how these huge waves are formed and where they have happened in the past.
- 472
- West Coast and Alaska Tsunami Warning Center
- Features safety brochures and statistics about tsunami and earthquakes. Can be downloaded as PDF documents for printing.
- 473
- Wikipedia - 2004 Indian Ocean Earthquake
- Country by country reports of damage, historical and regional comparisons. Includes technical information on the quake and plate tectonics.
- 475
- Cascades Volcano Observatory
- Information about and photos of the Cascades volcanoes, Mount Saint Helens updates, and volcano monitoring and hazards information.
- 478
- NOVA Online: Deadly Shadow of Vesuvius
- Talks about the Volcanic Explosivity Index. Talks about predicting volcanic activity and disaster planning.