Saturday, December 22, 2012

Hurricane Sandy Moved Barrier Islands

Fire Island National Seashore, post-storm change in elevation. The lidar image shows sand was washed inland and the island was breached by waves.


 Barrier islands pummeled by Hurricane Sandy shifted inland during the storm, a natural response to sea level rise, according to surveys conducted by the U.S. Geological Survey.

Barrier islands are ribbons of sand running parallel to the coast, both in the Atlantic Ocean and around the world. In the United States, the narrow islands have attracted intensive development, creating a conflict between the migrating islands and residents who want their dune-anchored homes to stay in place.

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