4x4s to be priced off the road By Charles Clover, Environment Editor Last Updated: 2:41am GMT 12/01/2007 Gas-guzzling sports cars, 4x4s and people carriers could be priced off the road within five years after a crackdown on carbon emissions to be announced by the European Commission this month. The average new car in 2012 will have to emit no more than 120 grams of carbon per kilometre under proposals to be announced by Stavros Dimas, the European Environment Commissioner. Under threat: 4x4s parked on a residential street in London He said yesterday that they were needed because of the failure...