costal managment - created from Mind Map

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Hard engineering

soft engeniering

sea wall

groynes

rock armour

designed to prevent erossion

made of concrete

wooden fences

interrupts longshore drift

break up waves

absorbs energy

beach nourishment

dune regeneration

managed retreat

were sand is added to a beach to make it higher and wider

cheap method

build up dunes and increase vegitation

easily damaged by people driving and walking on them

allowing it to erode

creates salt marshes