Geology

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What is the Wilson cycle? | Geology Page
The cyclical opening and closing of ocean basins caused by movement of the Earth's plates. The Wilson cycle begins with a rising plume of magma and the
Science for a changing world
Timeline of the San Andreas fault, showing the subduction of the Farallon and Pacific Plates by the North American Plate over the last 30 million years.
Some of Earth's Rocky Plates Are Gooey on the Inside
An image of the Nazca slab subducting beneath the South American plate