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London black cabs to go 100% green by 2018

The Mayor of London, Boris Johnson, announced plans this week that will require all new London taxis to be zero-emission capable from 1 January 2018. The Mayor was speaking at Transport for London's 'New Taxis for London', an event where he met five manufacturers currently developing vehicles designed to meet the new requirements. Boris Johnson has previously pledged to make the capital an Ultra Low Emission Zone by 2020, although some have argued that it needs to come sooner than that.

Video: Pininfarina Sergio design process revealed

Pininfarina has released a short video about the conception and development of its Sergio concept. The video traces the concept's processes from original sketches up to the final model and highlights how it was inspired by Sergio Pininfarina's belief that to preserve its heritage it must make it part of its future. Car Design News was given the exclusive first sight of the Sergio, named in honor of the great man, ahead of its world debut earlier this week in Geneva.

GM returns to the Super Bowl, new ads upcoming for the Camaro and Cadillac

If there's one thing Joel Ewanick has made clear since joining General Motors Co. three months ago, it's that he doesn't let grass grow under his feet. And the company's vice president of marketing isn't slowing down anytime soon: In a wide-ranging interview with Advertising Age, an affiliate of AutoWeek, Ewanick let drop that the automaker will return to the Super Bowl in 2011; that an ad campaign will break next month for the Chevy Camaro; and that there's a new tagline coming for Cadillac, "The new standard for the world." "We have so many projects in the works right now," he said.