Pt. I. Volcanoes and Eruptions. Ch. 1. Politicians and Volcanoes. A Modern Tragedy: Mount St. Helens. Ch. 2. Why Do Volcanoes Erupt? From the Tiny Molecule, Giants Grow. Volcano Country. Ch. 3. Volcanoes and Eruptions. Types of Volcanoes. Volcanic Eruptions. Two Eruption Types. Ch. 4. Poseidon and Pluto: Water and Volcanoes. Bikini and the Base Surge. Taal Volcano. Maar Volcanoes and Cinder Cones. A Little-Known Frontier: Volcanic Eruptions under the Sea -- Pt. II. The Hazards of Volcanoes. Ch. 5. Volcanic Hurricanes. What Happens inside a Pyroclastic Flow? What Goes Up Must Come Down. Mount Unzen and Merapi. Firecloud Rock: A Detective Story. Calderas and Pyroclastic Flows. Volcanism after a Caldera Collapse. World War II and the Battle for a Caldera. Ch. 6. Falling Volcanoes and Floods of Mud. A Mountain Fell. Debris Avalanches and Slides beneath the Sea. Volcanic Debris Flows (Lahars). Potential Destruction from Mount Rainier. Ch. 7. Lava Flows. Stopping a Lava Flow. Interrupting a Lava Flow. The 1991-1992 Eruption of Mount Etna. Lava Put to Use. A Ride on a Lava Flow. Ch. 8. Never Sail through an Eruption Cloud. A Sailing Ship and a Jet. Other Encounters with Ash Clouds. Jetliners. Ash and Aircraft Safety. Ch. 9. The Breath of Volcanoes. Effects of Volcanic Gases. The Year without a Summer -- Pt. III. Myths and Benefits of Volcanoes. Ch. 10. Sometimes the Gods Are Angry. Volcanoes Assault the Senses. Changing Ideas from Old to New. Thera (Santorini): Its Influence on the Modern World. Volcanoes and the Underworld. Divine Intervention. The Making of a Myth. The Emergence of Volcanology as a Science. Science and Modern Ritual. Ch. 11. Volcanoes for Consumers. Skiing and Hot Baths. Construction Materials and Kitty Litter. The Grand Tour. Modern Volcano Tourism. Ch. 12. Volcanic Treasures: Steam, Gold, and Diamonds. Steam. Oil and Volcanoes Don't Mix ... or Do They? Volcanoes and Prospectors' Dreams. Volcanic Gemstones. Ch. 13. From Ashes Grow the Vines. The Allure of Volcanoes. Fertility and Rebirth. Recovery from Vulcan's Devastation. Ch. 14. Volcanic Rocks: Guardians of History. Volcanic Ash: The Nearly Perfect Preservative. Human Origins in the Ethiopian Rift. Preserving Historic Cultures -- Pt. IV. Living near Volcanoes. Ch. 15. Mitigation and Survival. Assessing the Hazards: The Pulse of Volcanoes. What Is a Disaster? The Lesson of Armero. Mount Pinatubo: A Success Story. Volcanologists on the Front Lines. Dante and the Volcano -- Appendix 1. The Volcano Traveler -- Appendix 2. Metric Conversion Table