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Preferred term

barrier islands  

Definition

  • Barrier islands are an important part of the natural, economic, and recreational landscape of the North American coast. These elongated and detached bodies of unconsolidated sand or gravel lie above the high-tide level and are separated from the mainland by a lagoon, a marsh, or a sound. [Source: Encyclopedia of Geography; Barrier Islands]

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URI

https://concepts.sagepub.com/social-science/concept/barrier_islands

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