If you're lying - and if the audience knows you're lying, but supports you anyway, you can certainly say anything and just turn on a dime. From CO2 is life to CO2 is death. For this plan yo work, the owners would have to sell the oil refineries and rigs now when you can get a better price, and only then change the rhetoric. The buyer would have to bet on milking the CO2 is life for a decade yet.