Many people are surprised by the existence of a volcano in Yellowstone Park, so they might be even more alarmed to learn that some scientists think the area is home to a supervolcano. It's entirely possible that this opening in Earth's crust will erupt with mind-boggling results. Volcanologists closely monitor the seismic activity in this region, but it can't hurt to be prepared. This high-interest book combines science knowledge with survival know-how...