1. ‘A half-million gallons (2,400 tons) of heavy fuel oil is in danger of leaking out and polluting some of the Mediterranean’s most unspoiled sea, where dolphins chase playfully after sailboats and fishermen’s catches are so prized that wholesalers come from across Italy to scoop up cod, lobster, scampi, swordfish and other delicacies.

    ‘“Even the Caribbean has nothing on us,” said Francesco Arpino, a scuba instructor in the chic port of Porto Ercole, noting how the sleek granite sea bottom helps keep visibility crystal clear even 135 feet (40 meters) down.

    ‘Divers in these transparent waters marvel at an underwater world of sea horses and red coral, while on the surface sperm whales cut through the sea.

    ‘But worry is clouding this paradise, which includes a stretch of Tuscan coastline that has been the holiday haunt of soccer and screen stars, politicians and European royals.

    ‘Rough seas hindering divers’ search for bodies in the Concordia’s submerged section have also delayed the start of a pumping operation expected to last weeks to remove the fuel from the ship. Floating barriers aimed at containing any spillage now surround the vessel.’

    By FRANCES D’EMILIO