Future of the Environment

Barrier islands protect coastlines - but they are also vulnerable

Barrier islands protect about 10 percent of coastlines worldwide. Image: REUTERS/David Gray

Anna Linhoss

Assistant Professor of Agricultural and Biological Engineering, Mississippi State University

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Future of the Environment

 How longshore drift moves sediment along a beach. 1=beach. 2=sea 3=longshore current direction 4=incoming waves 5=swash 6=backwash
Image: USGS
 Landsat image of North Carolina’s Outer Banks enclosing Pamlico Sound.
Image: NASA

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Related topics:

Future of the EnvironmentSustainable DevelopmentThe Ocean

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