7.4
erosion-accretion cycle: The cycle of eroded material creating sand dunes and fore dunes
groynes: Constructed perpendicular to the beach to catch sand and make beaches wider
revegetation - The re-plantation of vegetation after sand dunes
sea walls - Built to stop erosion of the coastline and to protect property
7.5
rock wall: A wall made out of rock
beach nourishment: A process by which sediment lost by longshore drift is replaced by sediment from outside the beach.
sand bar: When large storms cause sand to be moved into the ocean creating platforms of sediment
7.7
environmental impact study - The study of environmental impacts on the coast
impact assessment - The study of damage and effects to the environment
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