Textbook which focuses on oceanography as an aid to humanity. As such climate change, aquaculture, the coasts, new technologies receive particular emphasis. |Contents: Origins of Oceanography; Earth and its Ocean; Plate Tectonics; Seawater; Sediments; The Atmosphere; Ocean and Climate; Currents; Waves; Tides; Oceanic Life and Ecosystems; Open-Ocean Plankton and Nekton; Benthos; Coasts, Coastal Oceans, and Large Lakes; The Ocean on a Changing Earth.