The Guardian view on hybrid cars: profitable for carmakers but not very green | Editorial
Plug-in hybrid electric vehicles (PHEVs) deliver far smaller real-world CO2 reductions than lab claims, while manufacturers profit from selling hybrids.
Plug-in hybrids pollute almost as much as petrol cars, report finds
Plug-in hybrid vehicles emit far more real-world CO2 than laboratory tests suggest, producing nearly five times higher emissions and approaching petrol car pollution.