sand dunes - A mound or hill of sand which has been blown onto the land by the wind or waves. spit - An area of a beach that only joins to the main part of land at one end.

CITY'S BEAUTIFUL BUT HIDDEN SAND DUNES / Unfortunately, they're beneath 300 feet of water outside the Golden Gate By Glen Martin , Chronicle Environment Writer July 20, 2006 u.s. geological survey ...

The shims mimic small plants that would provide root structure and turbulence promoting sand deposition. We started using this method at Rivers & Lands Conservancy’s Boruchin Preserve in 2021.

The dunes of all types advance by the deposition of sand on the steep leeward slip face, which usually develops a sinuous slipface with an angle generally between 32°–34° or steeper angles ...

The lessening of sea levels first resulted into formation of beaches and subsequently the sand deposition. “This is a study focussing between 5,800-4,200 years before present (BP).

Sand dunes are among the most widespread aeolian (wind-related) features present on Mars. Their shape and spatial distribution are sensitive to subtle shifts in wind circulation patterns and ...