This book presents and discusses research in the field of earth science, with a focus on the iron bioavailability in the Southern Oceans; the electrical properties of sedimentary rocks; the evolution of movement of asteroids; climatological features of cyclonic development over the Southwestern South Atlantic Ocean; coastal impacts related to wind/wave changes in the South American Continental Shelf; hydraulic conductivity assessment in fractured rock masses and the geology of hematite on the Earth's surface.