examples of dunes
Dune: accumulation of sand transported by the wind, found in deserts and along coasts.
Narrow elongated dunes that form when the wind blows in two convergent directions.
Dunes that form perpendicular to the direction of the wind.
chain of dunes
Dunes aligned in the same direction, parallel to the wind.
Crescent-shaped coastal dune whose arms point into the wind; vegetation often keeps it in place.
Star-shaped dune that forms where winds blowing in various directions meet.
Moving crescent-shaped dune whose arms extend in the same direction as the wind.