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Legend

Earthquake

Volcano

Plate Boundary

Seafloor Age

Millions of Years

Bathymetry & Topography

Data Sources

• Bathymetry and topography from Global Multi-Resolution Topography Data Synthesis (GMRT).
• Seafloor age is adapted from data available on EarthByte.
• Plate boundaries from USGS Tectonic Plate Boundaries, with names adapted from SERC.
• Volcanoes from NCEI Volcano Location Database.
• Earthquakes from USGS Earthquakes. Includes quakes greater than magnitude 5.5 from 1/1/2001 to 1/1/2021.
• US State boundaries from US Census Bureau via Eric Celeste.

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