Give three examples of hard engineering techniques used to protect the coast.

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What is hard engineering?

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How are sand dunes formed?

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What is a sand dune?

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How are off-shore bars formed?

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What is an off-shore bar?

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Explain the formation of a bar.

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What is a bar?

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Produce an annotated diagram to show the main features of a spit.

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What is a spit?

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