This week at TreeHugger: Earth Day is around the corner and you know Xzibit bas been holding his breath. He just can't wait to tag team that '65 Impala with Arnold Schwarzenegger and get it purring on biodiesel. General Motors told the world that it plans to cut its factory emissions down 40% by 2010, which is roughly what 432,692 American households emit each year. Nothing helps a powertrain become a man quite like giving it a paper route. The New York Times starts peddling newspapers from Queens to midtown in a new, experimental Sprinter plug-in hybrid van. As it becomes more apparent that big, powerful batteries are going to be a big, powerful part of the auto industry, some major players like Nissan and NEC are getting into the game. We all know that fryer grease is pure gold as a diesel substitute, but what about chicken fat? Watch out. It's about to go big time. Think you're a green driver? The TreeHugger/Slate Green Challenge is back with a verdant, leafy vengence, giving us another chance to drive cleaner.
[TreeHugger's Perspective Shift roundup appears every Wednesday]