Must-see: Bill McKibben on David Letterman - But Dave, though well-informed, gets one of his facts wrong

The founder of 350.org and the author most recently of the must-read book Eaarth — has a great interview with David Letterman.  Dave is more knowledgeable on climate and energy issues than the vast majority of 'real' journalists, though he makes one mistake:

Always amazing to see a person as well known as Letterman who sees the situation in more dire terms than a guy like McKibben (see Letterman rages on global warming: "We are so screwed!")

Letterman does make an inaccurate statement toward ...