Ocean101-Ch11-Part1

Ocean101-Ch11-Part1 - Coastal Oceanography In 1990, 50% of...

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1 Coastal Oceanography In 1990, 50% of the U.S. population lived within 75 km of a coast. By 2010, 75% of the U.S. population will live within 75 km of a coast. Some Key Concepts in Chapter 11 * Coasts are temporary structures, often subject to rapid change. * The location of a coast depends on tectonic activity and the level of water in the ocean. * The shape of a coast is a product of many processes. * Coasts can be classified as erosional or depositional. There are also biological coasts. * Human interference in coastal processes seldom increases the long-term stability of a coast.
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2 Fig. 11.12, p. 253 Shores, Coasts, Beaches, Estuaries Shore = Where the ocean meets land - Shoreline Coast = Larger zone affected by the processes at this boundary - Coastal zone Beach = Zone of loose particles covering part or all of a shore Estuary = Where fresh mix - e.g., Puget Sound It’s all a balancing act. ..
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Ocean101-Ch11-Part1 - Coastal Oceanography In 1990, 50% of...

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