KXNT Programming (Including Rush Limbaugh) is Now on 840 AM

Dr. James Farrell

Cliff Geyser along Iron Creek in the Black Sand Basin is seen Oct. 8, 2012 in Yellowstone National Park in Wyoming. (credit: KAREN BLEIER/AFP/Getty Images)

Scientist: Eruption Of Yellowstone Super Volcano Would Be 2,000 Times The Size Of Mount St. Helens

A super volcano underneath Yellowstone National Park has the potential to cause worldwide climate damage if and when it erupts.