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Science 1 May 1998:
Vol. 280. no. 5364, p. 679
DOI: 10.1126/science.280.5364.679
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Research News

PALEOCEANOGRAPHY:
Deep-Sea Coral Records Quick Response to Climate

Richard A. Kerr

On page 725 of this issue of Science, oceanographers report that by measuring a carbon isotope trapped in precisely dated deep-sea corals, they can assemble a record of the currents flowing through the ancient ocean. The first use of this new kind of record provides the best evidence to date for an idea long espoused by climate modelers: When climate changes, ocean circulation can suddenly shift--perhaps feeding back to affect climate.

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Science. ISSN 0036-8075 (print), 1095-9203 (online)