During a vacation two years ago at the popular Mediterranean beach of Tel Baruch, Israeli Professor Eugene Rosenberg discovered that no matter where he and his family went on the shore, their feet were continually blackened by globs of oil. Returning to Tel Aviv University, where he heads the microbiology department, Rosenberg angrily told an associate about the pollution. "It's a disgrace," he said. "Let's clean up those beaches." Since then, a university team under Rosenberg has developed a way of preserving not only beaches, but the oceans as well. The secret:...
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