TO GO WITH AFP STORY ” World tour on a solar-powered boat to beat climate change” by Sonia Logre
German Jens Langwasser bosun of Planetsolar catamaran, the first boat around the world with solar energy, looks out during his 580th day of sailing around the world, in the Mediterranean Sea near Isola d’Elba on April 30, 2012.Planetsolar is the biggest solar ship in the world with its 537 m2 of photovoltaic panel power 6 blocks of lithium-ion battery, thus enabling a navigation time that is unmatched to date. Planetsolar will complete its world tour on 4th May 2012 in Monaco. AFP PHOTO ANDREAS SOLARO (Photo credit should read ANDREAS SOLARO/AFP/GettyImages)