Documentary about the susteinable future of the planet and most prominent alternative production of energy. In Brazil, the film shows the hydroelectric dam of Itaipu at the Iguaçu Falls. It also shows the Chevrolet factory in São Paulo and São Caetano do Sul, at São Paulo state. As well, the FIAT factory, in Betim, Minas Gerais state. In Rio de Janeiro, it features the bigest producer and exporter of etanol, the Sugar Cane Mill named COSAN. In the state of Ceará, it shows the eolic Mill of Beberibe.