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Geography A Level > Coasts Case Study > Flashcards

Coasts Case Study Flashcards

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1
Q

What is the east coast of the USA dominated by?

A

Barrier islands

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2
Q

What happens on barrier islands?

A

They create lagoons behind them and shift around

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3
Q

What do barrier islands do (management)?

A

They act as a form of defence as they dissipate wave energy and leads to waves breaking early

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4
Q

What do barrier islands do during storms?

A

They act as a natural defence against storm surges

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5
Q

Why is Tuvalu vulnerable?

A

It’s low lying and is becoming increasingly vulnerable due to eustatic sea level change

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6
Q

What is the highest point in Tuvalu?

A

4.5 metres

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7
Q

What does the population of Tuvalu have to do?

A

They either have to mitigate or migrate

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8
Q

What are the problems in Tuvalu?

A

More tropical cyclones due to sea level temp rise
Flooding of low lying settlements
Salt water encroachment has led to crop failures and loss of local water sources

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9
Q

What are the mitigation solutions in Tuvalu

A

Residents must construct cyclone shelters to avoid injury
Farmers are forced to move inland
Residents grow staple crops in concrete plots.

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10
Q

Why is migration happening in Tuvalu?

A

People cannot afford to mitigate so they must move to New Zealand. Therefore, there is more environmental refugees

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11
Q

How does the migration in Tuvalu cause conflict?

A

Conflict between the local residents of New Zealand and the Tuvalu people.

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12
Q

Why is the Maldives at risk?

A

97% of inhabited islands are experiencing erosion as sea levels rise. Flooding is becoming a massively increasing risk

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13
Q

What happens to isolated islands in the Maldives?

A

They are ignored

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14
Q

What does the government in the Maldives overlook when deciding management?

A

They overlook traditional sources of income

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15
Q

Why have NGOS been more successful than the government in the Maldives?

A

Because they have involved and centred their efforts around the locals rather than tourists

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16
Q

What did the locals in the Maldives get educated about?

A

They got educated on the importance of coastal mangroves as a defence

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17
Q

What grants did the Maldives receive and why?

A

The global Environment facility provided small grants to help the locals with sustainable and organic farming

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18
Q

What year was the bad Netherlands storm surge?

A

1953

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19
Q

How many people died in the 1953 storm surge? Netherlands

A

1800

20
Q

How many buildings were damaged and destroyed? Netherlands 1953

A

40,000 and 10,000 destroyed

21
Q

What happened to the farmland? Netherlands 1953

A

10% of its farmland flooded

22
Q

What was the name of the project after the 1953 storm surge in the Netherlands?

A

The deltawerken project

23
Q

What was the scheme of the Deltawerken project?

A

A series of dams and gates constructed along rivers to control the flow of water during a storm surge.
Reduce the length of the coastline exposed to the sea

24
Q

How did they make the Deltawerken a sustainable project?

A

The project cost £5 billion and £1billion spent to maintain it a year
It has allowed for 4 million people to live below sea level
New roads and transport connections
Some nature reserves replaced

25
Q

What type of coast is the Dorset coast?

A

Concordant and discordant

26
Q

Example of a spit?

A

The Weymouth spit

27
Q

What’s happened behind the Weymouth spit?

A

A salt marsh has formed

28
Q

Example of a cove?

A

The Lulworth cove

29
Q

What is an example of a Cave-arch-stack-stump sequence?

A

Old harry and his wife

30
Q

Example of high energy coast?

A

Sheringham

4100km fetch

31
Q

What did sheringham do to combat this erosion?

A

Build sea walls

32
Q

What happened at Sea palling?

A

They installed 9 artificial reefs and 2 million cubic metres of beach nourishment

33
Q

What happened to sea palling after these measures were put in place?

A

Increased its tourism

34
Q

What is a good example of sustainable management?

A

Sea palling

35
Q

What was the result of the three factors when sea palling put these management strategies in place?

A

Economically- high initial cost but minimal maintenance cost after
Socially- tourists and locals happy for a long time after beach created
Environmentally- no damage caused

36
Q

What is happening to lowestoff and Southwolde?

A

Management schemes have negatively impacted them
The schemes are reducing sediment further along the sediment cell
They suffer from terminal gyone syndrome

37
Q

Where is the protected coastal gas station?

A

On the top of a cliff at Easington

38
Q

Why are they protecting Easington?

A

Due to the really high infrastructure cost of the land protection is a priority.

39
Q

How is there conflicts on the holderness coast?

A

People do not feel cared for and lose land over the erosion and receive 0 compensation

40
Q

What is spurn point an example of?

A

Do nothing

41
Q

What caused the 2013 storm surge to be so big?

A

During a spring tide

Wind speeds over 140mph

42
Q

What were the impacts of the storm surge? 2013

A

Caused significant flooding
100,000 homes lost their electricity
15 deaths

43
Q

What factors increased vulnerability in 2013 storm surge?

A

In the south of England there is lots of low lying settlements
The coastline is funnel shaped

44
Q

What year was cyclone sidr?

A

2007

45
Q

Where did cyclone sidr happen?

A

The Bay of Bengal due to a tropical cyclone formed in the Indian Ocean

46
Q

Facts about cyclone sidr?

A 
Storm surges 6m high 
Gales reaching 223km/h
3500 deaths 
Infrastructure was severely damaged 
Drinking water was contaminated with salty water which lead to disease
47
Q

What make Bangladesh more vulnerable?

A

Most places are 1-3 metres above sea level
The coastline consists of unconsolidated sediment
Deforestation of the mangroves
The bay of Bangalore is funnelled
Bangladesh is one of the most densely populated country in the world

Geography A Level (16 decks)

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