The force of winds shapes sand dunes.
Wind is the erosional force that forms sand dunes.
Wind
Sand dunes are formed by wind, which is one kind of erosion.
Sand dunes are formed by wind, which is one kind of erosion.
It is called aeolian erosion
Wind erosion can create surface features such as sand dunes, ventifacts (rocks shaped by abrasion), and yardangs (elongated ridges). These features are typically found in arid or semi-arid regions where wind is a dominant erosional force.
A sand dune is a Constructive force.
Nothing can help sand dunes from moving , it is a force of nature.
wind erosion creates sand dunes
erosion
water
sand dunes