Enlarged and fully updated, this new edition takes into account the considerable experimental and theoretical progress recently made in the field. Introduction to the Physics of the Earth's Interior describes the structure, composition and temperature of the deep Earth. The book reviews the fundamentals of continuum mechanics and thermodynamics of solids, and presents the theory of lattice vibration in solids. It introduces the various equations of state and discusses melting laws and transport properties. The volume closes with a discussion of current seismological, thermal and compositional models of the Earth. About 250 new references have been added.