Sand dunes are deposition features of wind erosion. Its transporting direction is towards the wind direction. read more
Somewhat with the prevailing wind direction. Which dunes move is however some fairly complex prediction. Some dunes never move, others do so seasonal. read more
In regards to"sand dunes" they migrate in the direction of the wind as sand particles being individually light can travel on the wind in forms of"sand storms" and therefore migrate overtime, create new dunes or reshape existing dune structures by either adding or withdrawing sand from the wind directions movement. read more
Initial data from this study indicate that sand-dune migration rates are currently about 115 feet per year (35 m/yr) or more in the arid southwestern portion of the Navajo Nation. Fieldwork and data from photo archives show growth of active dune fields and reactivation of formerly stabilized surfaces. read more
In regards to "sand dunes" they migrate in the direction of the wind as sand particles being individually light can travel on the wind in forms of "sand storms" and therefore migrate overtime, create new dunes or reshape existing dune structures by either adding or withdrawing sand from the wind directions movement. read more