I saw this too. Very cool. I agree with Christophe on this. Scientists are always finding evidence of jugles that are now deserts. I think climate change has little to do with man. You might as well blame ants for climate change.
The Ticket in Dallas has something similiar to this. It's called "You're an Ass If ..." They give examples from listeners who find dumbasses in every day life.
My kids are playing with a couple that we found while we were up there on a visit. I had no idea they belonged to NASA. I just thought they were polar bear toys.