David Letterman's Global Warming Rant: "We Are Dead Meat" (VIDEO)

"We are dead meat," said David Letterman last night in the midst of a lengthy rant on global warming. He blamed a lack of leadership over the last several decades. He also said he didn't think that little steps like reusing party toothpicks or turning lawn clippings into mulch could possibly help.

WATCH the clip:

Related: Grist's David Roberts complains that Thomas Friedman, the guest on the show, failed to be interesting at all.

Who did a better job -- Friedman or Letterman?