Educational and entertaining, this folding pocket field guide provides a simplified introduction to the different types of volcanoes, volcanic hazards (including flying debris, pyroclastic flows, geysers and mud pots), and the rocks and calderas that are formed as a result of eruptions. Also reviews the history of volcanic events worldwide, their relationship to tsunamis and earthquakes and prominent active volcanic areas worldwide. Will appeal equally to novice volcanologists and students of geology and geography. Laminated for durability, this lightweight guide is an excellent source of portable information and ideal for field use. Made in the USA.