Patently false. Johnson does believe that it’s the government’s job to ensure environmental protection:
The government exists to protect us from harm, and that pollution is harm,” Johnson said. “Libertarians would say, ‘You and I have the ability to sue Molycorp. We can bring them to bear from a private standpoint.’ But the reality? You can’t.
He’s even taken steps to give the EPA more power in fighting polluting companies.