1, Managed retreat is used when sea levels have risen and the risk of flooding is high., 2, Firstly a new line of defence is created behind the sea wall., 3, A breach is then made, allowing the sea water to flood the land., 4, The flooded land is then left to nature and salt marsh vegetation begins to grow., 5, The vegetation disperses wave energy which reduces the rate of erosion., 6, Finally, plant species begin to colonise on the land and wildlife flocks to the area.

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