As communities rebuild their dune systems after Hurricane Sandy, scientists warn that man-made dunes just aren't as sturdy as natural ones.

For the radio story, visit: npr.org/2013/02/15/170459890/after-sandy-not-all-sand-dunes-are-created-equal

Produced by Adam Cole
Senior Producers: Vikki Valentine, Ben de la Cruz

j vimeo.com/59765676

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