Thursday, October 15, 2009


This is a picture of a Barchan Dune. A Barchan dune is formed by sand building up over an obstacle Over time, sand builds up and covers the object. The Horns point in the direction the wind is blowing
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2 comments:

  1. RJOctober 15, 2009 at 1:54 PM

    Hello Donovan this a very good picture o fhow you explain a Barchan Dune to us i like how it demonstrates in the picture and labels the main points

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  2. -$$- RiCHez -$$-October 15, 2009 at 1:54 PM

    This is an interesting post, how often do the sand avalaches occur?

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