President Donald Trump on Feb. 12 announced the “biggest deregulatory move in history” — the Environmental Protection Agency rescission of the 2009 Obama administration EPA endangerment finding for greenhouse gases with respect to vehicles.

It is a great move to end the climate hoax, to spur American energy dominance, and to boost the economy and economic growth by trillions of dollars. But there’s much more to the game than just making the announcement.