Everyday Applied Geophysics 2: Electromagnetics and Magnetics covers the physical methods permitting the environmental exploration of the sub-surface in 1, 2, 3 or 4 dimensions (the latter for time-lapse in terms of physical environmental state and geometry). The book specifically addresses the feasible methods that are accessible and affordable to all users, providing a simple apparatus of electronic diagrams and free, Internet open-source software links for data interpretation.