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Why can't we touch sand dunes?

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I presume you are asking why we can't touch common sand dunes without causing a miniature avalanche. It has to do with a phenomena called IIRC, “particulate locking”. read more

Why dunes are important On this page: Beach and dune processes, Spits, Useful links Natural sand dunes play a vital role in protecting our beaches, coastline and coastal developments from coastal hazards such as erosion, coastal flooding and storm damage. read more

Mt. Tempest (Moreton Island, Australia), Oregon Dunes (USA), the Dunes of the Skeleton Coast (Namibia) and Dune of Pilat (Arcachon, France) are some of the largest coastal sand dunes systems in the world. read more

Without sand dunes, barrier islands could disappear over a period of time. It is important that people do not walk on the sand dunes. Although they are aesthetically pleasing sand dunes are very delicate constructions. People who disregard this fact are sand dunesą worst enemies. Dune grass is very important to the preservation of sand dunes. The dune grass roots help keep the dunes intact. read more

Why dunes are important. On this page: Beach and dune processes, Spits, Useful links. Natural sand dunes play a vital role in protecting our beaches, coastline and coastal developments from coastal hazards such as erosion, coastal flooding and storm damage. read more

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Dune Protection and Improvement
www.dnrec.delaware.gov

Island Beach State Park, sand dunes
www.islandbeachnj.org

What are Sand Dunes?
www.visitnjshore.com