One of the world's largest super volcanoes lies beneath Yellowstone Park. Packing a punch a million times the magnitude of an atomic bomb, a Yellowstone eruption could obliterate everything within 100 miles and spew enough ash into the atmosphere to affect the global climate for years. In this video, volcanologists and geophysicists speculate on the potential global devastation when this eruption finally occurs.

Originally released by A&E Networks, 2006. Streaming video file encoded with permission for digital streaming by Infobase on May 16, 2015.

Yellowstone Super Volcano (4:44); --Volcanic History of Yellowstone (5:03); -- Yellowstone Super Eruption (3:45); -- Volcanic Hot Spots (4:03); -- Long Term Impact of a Yellowstone Eruption (4:21); -- Volcanic Eruptions (2:52); -- Toba Super Volcano (2:57); -- Detecting Super Eruptions (3:43); -- Earthquakes and Volcanoes (5:01); -- Experiencing a Yellowstone Eruption (4:10); -- The Largest Eruption Known to Man (3:03); -- Global Climate Change (1:35); -- Super Volcano- yes or no? (5:40); .