Here's one trailer for Al Gore's movie An Inconvenient Truth it's sort of in the Jerry Bruckheimer style of trailers. "THIS SUMMER. ONE PLANET. ONE MAN. ONE TRUTH. THEY THOUGHT THEY COULD PUT HIM DOWN. THEY THOUGHT HE COULDN'T TEACH THEM ABOUT... THE ENVIROMENT. etc" ... and here's another. By the makers of Futurama.