Supervolcano and Map of Supervolcanoes Around The World USGS Fact Sheet – Steam Explosions, Earthquakes, and Volcanic Eruptions – What's in Yellowstone's Future? Scientific American's The Secrets of Supervolcanoes Supervolcano eruption mystery solved, BBC Science, 6 January 2014 Volcanology Geological hazards Volcanic landforms Doomsday scenarios Future problems Lists of volcanic eruptions