Treating Oil Addiction

A sustainable-energy evangelist whose church is a van that runs on grease, Mr. Tickell contends that the oil industry poisons our environment, corrupts our government and cooks our planet. Galvanized by a childhood spent among the oil refineries and pollution problems of Louisiana, Mr. Tickell was an early adopter of alternative fuels. But his exhaustively wide-ranging film is more than an expression of personal affront: though his mother, Deborah Dupr