Earlier quoted context omitted.
That is the real problem. We need to properly price in the negative externality. However, that would mean that driving (and even more so flying) becomes almost prohibitively expensive for many. We already saw with the yellow jackets in France that this would lead to unrest.
You know what else will lead to unrest? Unmitigated climate change. We need to drastically reduce driving. Making it more expensive is just one of the measures to take here. We also need to alternatives easier to use. Better city planning and better infrastructure need to go hand in hand with price signals.
Yeah in 10-50 years. Not now. People that aren't part of the intelligentsia don't see it a threat yet.