This introduction to coastal interactions gives an overview of the concepts and activities explored in this unit and describes how these investigations build an understanding of ocean literacy.
Coastal Interactions
Coasts are found wherever the ocean meets land. Coastal features are shaped by the interaction of waves, geology and local organisms.
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Coastal and nearshore features are the result of wave action and, in turn, affect wave patterns and currents.
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The size, shape, and source of sand grains on a beach are the result of both biotic factors, like the presence of certain organisms, and abiotic factors, like wave energy, in an area.
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A tsunami is a series of waves moving a large volume of water, often caused by seismic events. They are potentially very dangerous and can cause loss of human life and major damage to structures on shore.