North America is 'dripping' blobs of rock down into Earth's mantle under the U.S.
Earth.com   4 days ago
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North America is 'dripping' blobs of rock down into Earth's mantle under the U.S.  Earth.comSeismic full-waveform tomography of active cratonic thinning beneath North America consistent with slab-induced dripping  NatureA lost chunk of ancient...