There are many uses for petroleum other than burning in IC engines. It would damage civilization to stop these uses by shutting down the oil industry.
Regards. Al
"Violence is the last refuge of the incompetent." -- Isaac Asimov "Never let your sense of morals prevent you from doing what is right." -- Isaac Asimov
Neither a despot, nor a doormat, be
Every app wants to be a database app when it grows up