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Physical Geography > Dawlish Warren > Flashcards

Dawlish Warren Flashcards

Coastal management case study

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1
Q

What are two depositional landforms at Dawlish Warren?

A

The beach and the spit

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2
Q

What are two erosional landforms at Dawlish Warren?

A

Langstone headland and the wave cut platform

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3
Q

How is the beaches formed at Dawlish Warren?

A

Beaches are land between low tide level and storm tide level, where sand is deposited.

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4
Q

How is the spit formed a Dawlish Warren?

A

At Dawlish Warren, the spit is formed when longshore drift causes material to move west to east. South and southwesterly winds deposit material whilst the direction of the coastline changes.

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5
Q

What direction is material moved at Dawlish Warren?

A

west to east

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6
Q

What direction are the winds at Dawlish Warren?

A

Soth and south-westerly

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7
Q

How is the wave-cut platform formed?

A

Wave-cut platforms form when destructive waves hit against the cliff face, causing an undercut between the high and low water marks, mainly as a result of abrasion, corrosion and hydraulic action, creating a wave-cut notch.

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8
Q

How many visitors visit Dawlish Warren per year?

A

500,000

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9
Q

How many shops and cafes are in the immediate area?

A

40

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10
Q

How many holiday parks are at Dawlish Warren?

A

5

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11
Q

What are some examples of hard engineering at Dawlish Warren?

A

Groynes, a breakwater, a curved sea wall, gabions and rock armour

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12
Q

What are some examples of soft engineering at Dawlish Warren?

A

Beach replenishmnet

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13
Q

What is planted to stabilise sand dunes at Dawlish Warren?

A

Marram grass

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14
Q

What is an advantage of the breakwater?

A

It preserves Langstone Headland

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15
Q

What is a disadvantage of the breakwater?

A

It has caused the spit to shrink due to less longshore drift.

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16
Q

What are some advantages of a curved sea wall?

A

It protects homes from high tides, and effectively mitigates erosion

17
Q

What are some disadvantages of a curved sea wall?

A

It isn’t very aesthetically pleasing, and can be expensive to maintain.

18
Q
A

Physical Geography (16 decks)

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