Coasts Case Studies

Question 1

Holderness Coast

Answer 1

• Europes fastest eroding coastline at 1.7m a year
• Predicted 200 homes and several roads will fall by 2100 if more erosion prevention strategies are not put in place
• Happisburgh: no active intervention
• Mappleton: hold the line approach: sloping revetment to prevent loss of village and main road
• Withernsea: 2.26km of concrete seawalls, timber groynes and rock armour
• Skipsea: small concrete revetment to protect caravan park

Question 2

Bangaladesh- Cyclone Sidr

Answer 2

• 1.5 million houses damaged
• 4200 people died
• $1.7 billion in damages
• Removal of mangroves due to shrimp farming
• Some of Bangladesh has sunk by 1.5m in the last 50 years making it more vulnerable to flooding

Question 3

North Sea storm surge 2013

Answer 3

• Winds over 200km/hr
• 1400 homes flooded
• 100,000 homes protected by flood defences
• Netherlands Delta works cost $2.5 billion but took the full brunt of the storm surge protecting from flooding

Question 4

Maldives

Answer 4

• Average 1.5m above sea level
• Coastal protection of capital city Male
• Artificial islands made- Hulhumale
• Education on maintaining mangrove swamps as natural flood defence
• Predicted that 200 islands will be submerged by 2100

Question 5

Kiribati

Answer 5

• At risk of being fully submerged in the next 50 years
• 20km^2 of land in fiji bought for agriculture
• ‘migration with dignity’ policy allows people to apply for jobs in neighbouring countries e.g. New Zealand