As it stands, that statement is obviously untrue. With the introduction of fossil fuels, human life expectancy has gone up massively, as has the population. Yo

As it stands, that statement is obviously untrue. With the introduction of fossil fuels, human life expectancy has gone up massively, as has the population. You implicitly assume some sort of "100% renewable transportation" scenario that is very far into the future, if at all feasible.