Encyclopedia > Dune

  Article Content


Alternate meanings: Dune (novel) or Dune (movie)

Mesquite Flat Dunes in Death Valley
larger image
In physical geography, a dune is a hill of sand built up by the wind. Bare dunes are subject to shifting location and size based on their interaction with the wind. Some species of plants will colonize and stabilize a dune, but they represent a fragile ecosystem.

Some coasts have a row of dunes parallel to them, inward along a long sandy beach, e.g. in the Netherlands, where they are important to protect the land against the sea.

See also:

All Wikipedia text is available under the terms of the GNU Free Documentation License

  Search Encyclopedia

Search over one million articles, find something about almost anything!
  Featured Article

... historian. He was an Ostrogoth and was a notary of Gothic kings in Italy. At the time of Justinian, he was a Christian and possibly bishop of Croton. In approximately 580, ...

This page was created in 41.9 ms