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Sand dune characteristics - PowerPoint PPT Presentation

What conditions do you think are needed for the creation of sand dunes?

What conditions do you think are needed for the creation of sand dunes?. Sand dunes Conditions for formation: 1. Strong on-shore winds. 2. Large expanses of dry sand (spits, cuspate forelands, bays). 3. Obstacles to limit sand movement. Sand movement (saltation): Is helped or hindered by:

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Sand dune characteristics - PowerPoint PPT Presentation

What conditions do you think are needed for the creation of sand dunes?