Too many people believe they can just continue living like they were 30 years ago - if big oil would stop producing stuff and plastics, gas and airplane fuels would not be available anymore then people would riot
Even threatening to increase prices to a level that would make sense to limit the use to absolutely necessary levels would piss off too many people to be a viable option because everyone just wants to believe that it's just for "the others" to change but not for themselves.
Everyone has to act and change their Livestyle...