Coasts Hard/soft coastal management strategies 0.0 / 5 ? GeographyCoastal zonesGCSEOCR Created by: embi98Created on: 31-03-14 17:53 Sea walls - hard These are walls made out of materials such as concrete which reflects waves/wave energy back to the sea. 1 of 5 Rock armour - hard When boulders are piled up along the coast. 2 of 5 Groynes- hard Woden or stone fences that are built as right angles to the coast. They trap material transported by longshhore drift. 3 of 5 Beach nourishment - soft When sand and shingle is dredged from other areas such as the offshore seabed, is added to the beach. 4 of 5 Mnaged retreat - soft When an existing sea defence is removed allowing the landbehind it to flood. 5 of 5
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