If by "fate of the world" you mean the effects of CO2, passenger vehicles are approximately 10% of CO2 emissions [1]. So I don't think that excessively large ca

If by "fate of the world" you mean the effects of CO2, passenger vehicles are approximately 10% of CO2 emissions [1]. So I don't think that excessively large cars are going to be the determining factor in the fate of the world, and you can cut those guys a little slack. [1] https://ourworldindata.org/co2-emissions-from-transport https://ourworldindata.org/co2-emissions-from-transport