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A Strangelove Ocean Comes Back to Life

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Science  01 Dec 1995:
Vol. 270, Issue 5241, pp. 1442
DOI: 10.1126/science.270.5241.1442


New Orleans—After a meteorite struck Earth 65 million years ago at the end of the dinosaur age, the skies glowed, then turned dark, tidal waves rolled onto the shore, and forests burned. But the oceans did not die for thousands of years, contrary to earlier reports. Researchers may have been misled by an isotopic shift, recorded in fossils, that seemed to point to a dead ocean but may actually reflect a long-lasting shift in the ocean's ecology.