Hide the Debate: Cameron ducks Climate Debate with Breitbart, Morano, & McElhinneyMarc Morano, Climate DepotASPEN COLORADO: Hollywood director James Cameron challenged three high profile global warming skeptics to a public debate at a global warming and energy conference. But Cameron backed out of the debate at the last minute after environmentalists "came out of the woodwork" to warn him not to engage in a debate with skeptics because it was not in his best interest.