U.S. Geological Survey Volcano Hazards Program
The USGS offers a volcano-related Web site that is full of information, from facts and photographs of historical eruptions to live video from "volcano-cams" positioned around the world.
Learn how plate tectonics work, test your knowledge of volcanoes with a quiz, familiarize yourself with the technologies volcanologists use to predict volcanic activity, and more.
This hugely popular site run by volcano expert John Search offers hundreds of pages of volcano facts, photographs, maps, travel tips, volcano science, and learning activities.
Michigan Technological University Volcanoes Page
Michigan Tech's volcano Web site was one of the first Internet volcano resources. It still offers a regularly updated compendium of volcano information, with a focus on predicting eruptions and mitigating volcano hazards.
Browse articles on volcanoes written by scientists and journalists from around the globe, ask a volcanologist a question, and get daily information on current eruptions.
Encyclopedia of Volcanoes
by Haraldur Sigurdsson et al, eds. New York: Academic Press, 1999.
With 82 articles on various volcano topics, an extensive glossary and bibliography, and hundreds of color photographs and illustrations, this book likely contains everything you ever wanted to know about volcanoes.
Modern Global Seismology
by Thorne Lay and Terry C. Wallace, eds. New York: Academic Press, 1995.
This introduction to the science of seismology presents a broad overview of the field and its history. Despite the complex math and theory behind seismology, Lay and Wallace present information in easily understood terms.
No Apparent Danger: The True Story of Volcanic Disaster at Galeras and Nevado del Ruiz
by Victoria Bruce. New York: Harper Collins, 2001.
Victoria Bruce, geologist and science journalist, presents the stories of two tragic eruptions in Colombia, both of which are depicted in the NOVA program "Volcano's Deadly Warning."