A low hill of drifting sand usually formed on the coats, but often carried far inland by the prevailing winds.
an elongated hill or mound of sand formed by the wind.
Moving hillock formed by shifting sand.
Mounds or hills of sand created by dune grasses, which trap sand grains being moved across the beach by wind.
A usually asymmetrical mound or ridge of sand that has been transported and deposited by wind. Dunes form in both arid and humid climates.
a mound, ridge, or hill of loose, windblown granular material (usually sand), either bare or covered with vegetation.
Sand accumulating and moving in dune forms.
a ridge of sand created by the wind; found in deserts or near lakes and oceans
an accumulation of sediment blown by the wind into a mound or ridge
an elongated mound of sand formed by, in this case, wind
a sand accumulation on which the wind has acted producing a smooth form and uniforms
Mound or ridge of sand deposited by the wind, capable of movement when unvegtated. Dune building can be enhanced by sand fencing or planting of sea oats.
a mound or ridge of sand formed by the action of wind or waves. ( dune)
a landform characterized by an accumulation of wind-blown sand, often vegetated.
accumulation of wind-blown sand in ridges or mounds that lie landward of the beach and usually parallel to the shoreline. arthquake: violent tremor of the earth's crust which originates naturally and below the surface.
A dune is a hill or a ridge made of sand. Dunes are shaped by the wind, and change all the time.
A usually asymmetrical hill of wind-deposited sand. more details...
A hill or ridge of wind deposited sand.
Accumulation of wind borne sand.
hill or ridge formed by wind-blown sand, usually in deserts or by lakes and oceans..
A pile of sand generally formed by deposition from the wind.
A hill or ridge of sand built up by the wind along sandy coasts.
a low hill of drifted sand in coastal areas that can be bare or covered with vegetation
A mound, ridge, or hill of loose, wind-blown granular material (generally sand), either bare or covered with vegetation.
A sand wave of approximately triangular cross section (in a vertical plane in the direction of flow) formed by moving water or wind, with gentle upstream slope and steep downstream slope and deposition on the downstream slope.
A ridge or mound of loose, wind-blown material, usually sand.
A hill or ridge of wind-blown sand.
In physical geography, a dune is a hill of sand built by eolian processes. Dunes are subject to different forms and sizes based on their interaction with the wind. The "valley" or trough between dunes is called a slack.