this looks fun and could be a help if the polar ice caps melt

http://cgi.ebay.co.uk/SeaRoader-Amphibious-car-Amphicar-Amphib-Mariner-Aqua_W0QQitemZ170152113602QQihZ007QQcategoryZ29750QQssPageNameZWDVWQQrdZ1QQcmdZ ViewItem

From Tewkesbury, Il bet that came in handy

Better get all the oil out of the ground, then we'll have somewhere to put the water

ATB

Simon