Global Map of Seismic Waves (IMAGE)

University of California - Berkeley

Global Map of Seismic Waves

Caption

This is a map view of seismic shear-wave speed in the earth's upper mantle, highlighting the slow wave-speed channels (warm colors) imaged in this study. Where present, the channels align with the direction of tectonic-plate motion (dashed lines).

Credit

Berkeley Seismological Laboratory, UC Berkeley

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