Technical Comments

Comment on “Mantle Flow Drives the Subsidence of Oceanic Plates”

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Science  25 Feb 2011:
Vol. 331, Issue 6020, pp. 1011
DOI: 10.1126/science.1193587

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Adam and Vidal (Reports, 2 April 2010, p. 83) reported sea-floor depth increasing as the square root of distance from the ridge along “mantle flow lines.” However, their data actually support a depth-age relationship and “flattening” at older ages. We argue that no plausible physical mechanism supports their proposal that mantle flow drives subsidence.

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