Car Emissions: Cheating over CO2?

The motoring world may still be reeling from the VW cheating scandal. But Business Daily today delivers a new bombshell: the allegation from Greg Archer, clean vehicles manager with the pressure group Transport and Environment, that car CO2 emissions have been manipulated too. If true, it raises a whole new set of questions about fuel efficiency and climate change.

(Photo credit: Exhaust fumes from a car in Putney High Street, London, England. Photo by Peter Macdiarmid/Getty Images)