News FocusConservation Biology

Exxon Valdez Turns 20

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Science  20 Mar 2009:
Vol. 323, Issue 5921, pp. 1558-1559
DOI: 10.1126/science.323.5921.1558

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Twenty years ago this week, the worst oil spill in U.S. history struck Alaskan waters. Researchers are still asking: Has the ecosystem recovered?