Principles of Geology

This new volume explores the academic discipline of geology and related fields of study in more than 100 easy-tounderstand entries. Geology, the earth science concerned with the solid structure of Earth and any terrestrial planet or natural satellite, studies the rocks of which it is made, and the processes by which they change over time. Broad categories covered in this volume include: Plate tectonics, Evolutionary history of life, Geologic time, Planetary geology, Hydrology and Dating techniques, like relative or absolute dating.