ESSENTIALS OF OCEANOGRAPHY 7e provides a basic understanding of the scientific questions, complexities, and uncertainties involved in ocean use, and the role and importance of oceans in nurturing and sustaining life on the planet. The new edition was created as part of a unique partnership with the National Geographic Society, an organization that represents a tradition of inspiring stories, exceptional research, and first-hand accounts of exploration. Using exclusive content from the National Geographic Society's world-renowned photos, graphics, and map collections, the text offers the most dynamic and current introduction to oceanography available today.