This is a barchan. Formed in deserts, by wind blowing up the back and packing it. The two horns on the back of the barchan face away from the wind. It is first started by an object getting hit by wind and sand,and slowly building from there.
Welcome to Geography 12!!! You will be required to make a posting once a week during the semester. Remember to think and use geographic terminology. Have fun with it.
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