What Would the Carbon Czar Drive?

Your old ride may be more eco than you know. Microsoft's green guru Rob Bernard crunched the numbers and found that a 2001 Volvo was the most energy efficient vehicle for him to drive. Take that, Prius pious. Businesses can now get the company's carbon calculatin' dashboard which is cool, but you'd think that first they'd find a way to let more employees work from home. Oops, did we just type that?