Even if we have more electric vehicles, that doesn't decarbonize anything unless the source of the energy doesn't generate carbon dioxide. The point of EVs, is

Even if we have more electric vehicles, that doesn't decarbonize anything unless the source of the energy doesn't generate carbon dioxide. The point of EVs, is that it liberates that energy use, allowing it to be decarbonized. If the energy storage is in the form of fossil fuels, then this is a significant blocker!