Plate Tectonics and Sea-Floor Spreading: Maps and Graphics, etc.

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.

This description of a site outside SERC has not been vetted by SERC staff and may be incomplete or incorrect. If you have information we can use to flesh out or correct this record let us know.

This resource originally cataloged at:


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)
Topics: Chemistry/Physics/Mathematics, Human Dimensions/Resources
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