Includes bibliographical references and index.

Machine generated contents note: chapter 1 How Solid Is the "Solid" Earth? -- The Earth's Temperature -- The Structure of the Earth -- and the Role of Plate Tectonics -- chapter 2 Earthquakes -- Early Ideas and the Concept of "Tectonic Quakes" -- The Mechanics of Earthquakes -- Analyzing Earthquake Sources -- Earthquakes in the Laboratory -- The Earthquake Focus as a Point Source -- The Epicenter, Origin Time, and Source Depth -- Intensity and Magnitude -- Forces and Displacements -- The Spatial Extent of the Earthquake Source -- Fault Length and Rupture Area -- Slip, Slip Velocity, and Rupture Velocity -- Earthquakes That Should Not Exist -- Deep Earthquakes -- Intraplate Earthquakes -- The Seismotectonics of California -- Three California Earthquakes -- Earthquake Prediction -- Earthquake Hazard and Earthquake-Resistant Buildings -- Tsunamis -- chapter 3 Volcanoes -- Fundamental Questions -- Melting Processes in the Earth's Mantle -- Magma Production at Divergent Plate Boundaries -- Magma Development at Convergent Plate Boundaries -- Igneous Rocks -- Description of Igneous Rocks -- Eruption Mechanisms -- The Explosive Effects of Volcanoes -- The Eruption Products of Volcanoes -- Volcanic Gases -- Ejecta -- Effusive Activity -- Volcanoes in the Cascades of North America -- Volcanic Eruptions and Climate -- Volcanoes That Should Not Exist -- Volcanism in the Solar System -- Our Moon -- Mars -- Venus -- The Moons of Jupiter -- Volcanic Hazard and Monitoring --Further Reading and Information -- Index.