Because oceans are so vast — covering more than 70 percent of the Earth's surface — many people once thought of them as an unlimited resource. They believed that oceans could provide never-ending supplies of fish and other foods, and absorb infinite quantities of sewage, runoff, and other pollution. We now know that this is not the case.

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lisa bennett New Orleans kids speak out
Lisa Bennett

“Katrina was devastating,” says 19-year-old Dudley Grady. “But we know this will affect our lives forever.”

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