Green-Car-Guide runs down the cars offering the highest miles per gallon and the lowest emissions
Green-Car-Guide's Paul Clarke gives the world's first diesel-electric hybrid top marks
Prius will be about £3,000 cheaper than its range-extended rival when both go on sale in early 2012
Incentives not enough to close total cost of ownership gap, study finds
German automaker will supply up to 100,000 engines for new range of range-extended plug-in hybrids
Could Toyota and Ford's hybrid partnership prove the shape of things to come?
Arch rivals team up to accelerate development of fuel-efficient technology
Lem Bingley puts the trail-blazing plug-in hybrid through its paces
Government report reveals that oncoming electric cars are audible to the visually impaired
Switching company cars to low-carbon alternatives could save businesses more than £300 per car on NICs