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Oceanography is the scientific study of the Earth's oceans, their boundaries, their processes, and their contents. This field encompasses the examination of physical, chemical, geological, and biological aspects of marine environments, from shallow coastal waters to the deepest ocean trenches. As a subfield of Earth Sciences, oceanography plays a crucial role in understanding the complex interactions between the oceans and other spheres of the Earth system, including the atmosphere, biosphere, and lithosphere. By exploring processes such as ocean currents, tides, waves, sediment transport, water chemistry, marine life, and climate change, oceanographers contribute significantly to our comprehension of the global environment and its evolution. Consequently, this discipline contributes valuable insights into a wide array of Earth Science topics, making it an indispensable component within the broader context of Science, Space Science, and Earth Sciences.