Nissan's Ghosn Green

Carlos "Guitarlos" Ghosn is pushing his company's dedication to lighter, more compact battery units. While Nissan's current hybrid system is based on NiMH batteries with powertrain tech licensed from Toyota, Renault's Japanese brothers are hammering on lithium ion cells in hopes of gaining a competitive advantage in… » 6/28/07 6:45pm 6/28/07 6:45pm