Australian energy utility Origin Energy has taken a leadership position in the trading of carbon by announcing a new Carbon Reduction Scheme for businesses to buy and sell verified carbon offsets. Australia already has a federal government run Renewable Energy Certificate scheme in place for trading electronic renewable energy generation units equal to one Megawatt hour each but previously had no provision

It didn't take long for Bob Lutz to respond to the Detroit News report that GM was backing off on the Volt. In a post yesterday on the GM Fastlane blog reiterated that General Motors is fully committed to developing the Volt into a production vehicle. They aren't ready to commit to a date, but they plan to keep the media in the loop about developments with technology briefings like the recent

Back before engine bays were tightly packed, feline friends would sometimes hop up on a warm engine in the cooler weather. Proximity to the cooling fan would occasionally lead to ah, colorful results. We're sure that no tigers were harmed in the filming of this '65 GTO commercial that the guys at WheelsTV dug up. The Pontiac line was sold with the "Wide-Track Tiger" descriptor. The advertising guys did a nice job getting the Poncho to eat the tiger, though, and it's always fun to waste a little

Click on the image for a gallery of high-res images of the 2007 BMW X5.

Taxis are the world's first car sharing programs. At the soon-to-begin 2007 New York International Automobile Show (NYIAS), the forward thinkers at the Taxi 07 project at the Design Trust for Public Space will be exhibiting taxi prototypes, some run the gamut of future car technologies, some are just cool. The full details are after the jump, but the list is as follows: