Erosion īeach erosion is a specific subset of coastal erosion, which in turn is a type of bioerosion which alters coastal geography through beach morphodynamics. The number and size of nourishment projects has increased significantly due to population growth and projected relative sea-level rise. Since then more shoreface nourishments have been carried out, which rely on the forces of the wind, waves and tides to further distribute the sand along the shore and onto the beaches and dunes. īefore the 1970s, nourishment involved directly placing sand on the beach and dunes. was constructed at Coney Island, New York in 1922–1923. The first nourishment project in the U.S. ![]()
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