The development of the Energy range of engines, electric vehicles and vehicles running on biofuels, as well as downsizing efforts, help reduce CO2 emissions during the vehicle use phase.
The emissions' average for the range of cars sold by Renault in Europe (135g/km) are among the lowest in Europe (ACEA average: 140g of CO2/km). This number should keep on decreasing to a 120g/km by 2013, and less than 100g/km by 2016