Coastal Landscapes Management Flashcards

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1
Q

Hard engineering protections methods and benefits or drawbacks

A

Sea walls - concrete walls prevent erosion and curved to reflect energy back into sea

Protect cliff base but expensive

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2
Q

Hard engineering methods and benefits and drawbacks of it

A

Rock armour - boulders at bottom of cliff break waves up and absorb the tut energy

Cheaper than sea wall and easy to maintain but expensive to transport

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3
Q

Soft engineering methods and benefits and drawbacks of it

A

Beach nourishment - replaces beach material that has been moved by long shore drift

Blends with existing beach but needs to be constantly replaced

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4
Q

Soft engineering methods benefits and drawbacks

A

Re profiling - sand moved to lower part of beach to create natural slope and restore beach

Cheap and simple and reduces wave energy but needs continuous repeats.

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