General Motors Corp., which sells the gasgobbling Hummer, urges Americans to “Get Green” on a special Web site and is producing advertising campaigns trumpeting hydrogen fuel and gas-electric hybrid vehicles.

Ford Motor Co., with the poorest average fuel economy of any major automaker, markets its new hybrid sport utility vehicle in Mother Jones and other politically left magazines and has planted energy-saving grass on the roof of its newest truck plant.

Complete article: U.S. carmakers talking green, strides smaller (The Washington Post)