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Because there is a lot of sand. And there is a lot of sand because there is a lot of erosion in areas -- like deserts and seashores -- that are unprotected by vegetation. Since these sorts of areas also tend to be windy, the sand piles up in dunes. For more information, see the link below the ads.
What else can I help you with?
How many sand dunes are in Michigan?
There are only two sand dunes in Michigan. The two sand dunes are Sleeping Bear Dunes and Sliver lake sand dunes.
How many sand dunes in Saudi Arabia?
There are millions of sand dunes in Saudi
What are huge piles of sand called?
Huge piles of sand are called sand dunes. Sand dunes typically form in deserts or coastal areas where there are strong winds that shape and move the sand into these large structures.
Why doesn't Ireland have sand dunes?
Ireland would have some sand dunes around its coast. Ireland is not warm enough to have any deserts and so it does not have desert sand dunes.
How many sand dunes can can be in one desert?
There is no limit to the number of sand dunes in any particular desert.
How many sand dunes are there?
21
The largest sand dunes?
the largest sand dunes
What are facts about sand dunes?
sand dunes change
How many sand dunes are in the world?
7
What forms when the flow of a river slows and sand settles?
sand dunes i think?
How many sand dunes are there in thar desert?
No way to tell, sand dunes move every time a wind springs up.
Is there any sand boarding in Alaska If so how are the dunes?
no
