In a recent speech by the president, the former golf resort magnate claimed his administration had done more for the environment than any other presidency, ever. Yes, he did. He said that. Out loud. He trotted out some facts and figures and studies to support his wacky assertions and managed to convey a deep condescending concern with a fairly straight face. Well, a fairly orange face. A very organic color for a Florida fruit.

Donald Trump called himself an environmentalist. And reporters reporte...