TO GO WITH AFP STORY BY VITORIA VELEZ Fisherman Vitor Gomes removes plastic garbage from an island at Guanabara bay on June 6, 2012 in Rio de Janeiro, Brazil. The human and industrial pollution have reduced in more than 80% the fishing in the bay. AFP PHOTO/ANTONIO SCORZA (Photo by ANTONIO SCORZA / AFP) (Photo credit should read ANTONIO SCORZA/AFP/Getty Images)