This book contains information about the theory of electromagnetic fields in conducting mediums. It describes the theoretical foundation of electromagnetic methods used in all areas of exploration geophysics, including a study of deep layers of Earth. This book will be useful for research and exploration geophysicists, electronic engineers, and graduate and university geophysics departments.This book contains information about the theory of electromagnetic fields in conducting mediums. It describes the theoretical foundation of electromagnetic methods used in all areas of exploration geophysics, including a study of deep layers of Earth. This book will be useful for research and exploration geophysicists, electronic engineers, and graduate and university geophysics departments.