An inconvenient bet?
...Scott Armstrong, a Wharton Marketing professor, wants Al Gore to put his money where his mouth is.Armstrong has challenged the former vice president to a 10-year bet, in which $10,000 from the two would be set aside in escrow as Gore pits his forecast of how much global temperature will increase during that time against a so-called "naive model," in which temperature would be expected to stay the same.
From The Daily PennsylvanianUpdate: Professor Armstrong is a heavyweight! Here's his Wharton Bio. His C.V. is a 15 page PDF
Update II: One of Professor Armstrong's students has set up a website with more details of the bet. They've already gotten 1750 hits!