Japanese car giants team up on green engines

Japan's eight carmakers have joined forces to develop environmentally friendly engines to stave off fierce competition from foreign rivals, a press report said Sunday.

German court could open way to bans on diesel cars

One of Germany's top courts will decide Thursday whether some diesel vehicles can be banned from parts of cities like Stuttgart and Duesseldorf to reduce air pollution, a possible landmark judgement for the "car nation".

The true cost of free shipping

It's easy to see why online shopping is so popular. Just a couple of clicks and that new pair of socks is winging its way to you at breakneck speed. And they can get it to you in two days for free? Click.

London bids to be world's greenest by 2012: mayor

Mayor Boris Johnson outlined plans to make London "the cleanest, greenest city on earth" by the 2012 Olympics and called for commitments from other world cities at a climate change conference.

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