Mounting concerns that 2,300 tonnes of fuel on the cruise liner Costa Concordia could cause an environmental disaster off the island of Giglio have prompted Italy's cabinet to consider imposing a state of emergency. The ship is resting in water at a depth of between 15 and 20 meters, but salvage teams working to stabilize the ship are worried that it could slip into deeper water after rough seas caused it to shift on Monday. The area of the Mediterranean around Giglio is noted for its marine life. Search teams are still working to find 16 missing people.The Costa Condordia's captain is under increased pressure after the BBC released tapes on Tuesday that indicate he repeatedly disobeyed a coast guard order to return to the ship and account for its passengers.
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