> For example, European cities banning diesel vehicles. At least in Paris, poor people are not often the ones driving into Paris for work, they're mostly takin

> For example, European cities banning diesel vehicles. At least in Paris, poor people are not often the ones driving into Paris for work, they're mostly taking the metro in from the suburbs. Paris has some moderate air pollution problems, often among the worst European or American cities (of course, globally there's much worse), and that effects everyone's quality of life and long-term health in a myriad of ways that we don't fully understand yet, as well as in some obvious ways that we already understand. Of course there's always a bit of political show-boating with these things, and so the French left-wing do this with their pet issues, namely environmental issues. But that show-boating doesn't diminish the tangible positive effects of the policy...