"Provides comprehensive information on the theory of plate tectonics and how it affects our lives today"--Provided by publisher.

Includes bibliographical references and index.

Introduction -- The way the world was -- Alfred Wegener : a scientific revolutionary -- Putting the puzzle together -- The very dangerous theory -- The Mid-Atlantic Ridge -- Harry hess and seafloor spreading -- The planet in pieces -- Plates on the move -- A glimpse into the future -- Unanswered questions about plate tectonics.