| http://www.w3.org/ns/prov#value | - Of course, 26 per cent of 4.9 million barrels is still about 1.3 million barrels, or about five times what the Exxon Valdez spilled into Alaska???s Prince William Sound in 1989, creating what had previously been the worst-ever oil spill in the U.S. And Cowan and other scientists aren???t convinced that underwater clouds of oil are any less dangerous to marine life than bird-killing surface slicks.
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