You either do this via dictatorship, which is problematic (highly unlikely to remain committed to environmental agenda in long run), or via democracy, but if vi

You either do this via dictatorship, which is problematic (highly unlikely to remain committed to environmental agenda in long run), or via democracy, but if via democracy, then it's pointless. If people are willing to do this, they're willing to cut carbon. The problem with those denialists is that we keep electing them!