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human interference
with coasts
Question | Answer |
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Name a case study that showcases both the positive and negative effects of human interference with coasts? | Dublin bay |
Define dredging | scooping mud and sediment from the bottom of something |
how many kilometres of coastline does ireland have? | 3171km |
What are hard structures? | are used to prevent erosion. they are usually large structures made from resistant rock or reinforced concrete |
Name and describe an example of a hard structure | sea walls are an example of a hard structure they are used to protect coastlines from destructive waves. their walls are curved to deflect the breaking waves back onto the nect incoming wave |
What are soft structures | soft structures are considered to be more enviormentally friendly method of coastal protection |
What is sand dune repair | sand dunes are protected from erosion by planting marram grass which anchors the sand dune |