Research NewsGeophysics

Deep-Sinking Slabs Stir the Mantle

See allHide authors and affiliations

Science  31 Jan 1997:
Vol. 275, Issue 5300, pp. 613-615
DOI: 10.1126/science.275.5300.613

You are currently viewing the summary.

View Full Text

Log in to view the full text

Log in through your institution

Log in through your institution


SAN FRANCISCO—For eons, pieces of Earth's ocean floor have vanished like the lost continent of Atlantis, sinking below the surface as part of the plate-tectonic cycle. Now, seismic images reveal that these slabs plummet deep into the Earth; the new work may end a long-running debate by showing that the slabs mix the Earth's mantle from top to bottom.