Answer to Question #186650 in Physical geography for serena eilleen Jeeban

Question

explain how sand dunes change as you move away from the sea. Include the words grey dune, yellow dune, fore dune.

Answer 1

As we move away from the sea, first we meet foredune that runs parallel to the shore, then yellow dune, and next grey dune.

Foredunes are made of wind-blown sand.

Yellow dunes are mostly covered with vegetation and have contain some soil.

Grey dunes are covered with vegetation, have a layer of lichen and soil on the top.