United States Geological Survey, Cascades Volcano Observatory
This page offers access to maps and graphics of earthquakes, active volcanoes and plate tectonics for the world, the Cascade Range , Juan de Fuca Ridge, Gorda Ridge and Axial Seamount in North America, South America, and Western Canada. The Ring of Fire is noted in some maps, and others offer data for the years 1994-1999.
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Subject: Environmental Science:Natural Hazards:Volcanism, Geoscience:Geology:Tectonics, Environmental Science:Natural Hazards:Earthquakes Resource Type: Datasets and Tools:Datasets, Audio/Visual:Maps Special Interest: Visualization, Hazards Grade Level: High School (9-12), Middle (6-8), College Lower (13-14) Theme: Teach the Earth:Teaching Topics:Volcanoes, Teach the Earth:Incorporating Societal Issues:Hazards, Teach the Earth:Course Topics:Environmental Science, Teach the Earth:Teaching Topics:Earthquakes, Plate Tectonics