Yellowstone volcano: Scientist's 'MONTH of devastation' prediction REVEALED YELLOWSTONE geologist Robert Smith warned that, should the supervolcano erupt, the devastation of the initial impact could last for up to a month, it is revealed in a documentary on some of the world's deadliest volcanoes. Share: Facebook Twitter Google+ Stumble Digg Email ThisBlogThis!Share to XShare to Facebook Related Posts:Ask Well: Is There Any Reason Not to Get a Flu Shot?When is the Draconid meteor shower 2017? What is the best time to see it THIS WEEKEND?When Soviets Launched Sputnik, C.I.A. Was Not SurprisedIn a First, Gene Therapy Halts a Fatal Brain DiseaseTrump Nominates a Coal Lobbyist to Be No. 2 at E.P.A.The Never-Ending Battle Against Sport’s Hidden Foe