Cover Story Jun 01, 2018 EVs: A Techno-Commercial Analysis Electric Vehicles (EVs) offer a promising technology pathway for cutting down oil use and carbon dioxide (CO2) emissions on a per-kilometre basis. EVs can achieve 50 g of CO2 emission per kilometre compared to the conventional, internal combustion engine (ICE) cars, which emit between 100 and 150 g of CO2 per kilometre.