Plug-in hybrids may emit more carbon dioxide (CO2) than their manufacturers claimed, even when fully charged, European environmental group Transport & Environment (T&E) claims. T&E recently tested current-generation plug-in hybrid versions of the BMW 3 Series, Peugeot 308, and Renault Megane. All three are popular in Europe, although... Plug-in hybrids emit many times the claimed CO2, test suggests
Plug-in hybrids may emit more carbon dioxide (CO2) than their manufacturers claimed, even when fully charged, European environmental group Transport & Environment (T&E) claims. T&E recently tested current-generation plug-in hybrid versions of the BMW 3 Series, Peugeot 308, and Renault Megane. All three are popular in Europe, although...