Geology is everywhere. Would you like to know how to read the rocks and landscape, and how to make sense of debates over natural resources? These 36 half-hour lectures introduce you to the study of minerals, rocks, soils, and the processes that operate on them through time. A science that is surprisingly intuitive, accessible, and concrete, geology has the excitement of a never-ending detective story, replete with clues to the complex past, and future, of our planet.