NASA Pitches Gutsy Yet Practical Plan to Save the World From a Supervolcano - NTD.TV

NASA vs the Yellowstone supervolcano Which threat is greater for humanity than comets and asteroids crashing from outer space? According to one scientist from NASA’s Advisory Council on Planetary Defense, it’s a supervolcano sitting beneath one of the most beautiful places in America and the world—Yellowstone National Park. The Yellows... http://ift.tt/2v1YbH6