Holderness Coast

Question 1

What are the reasons for rapid erosion in the holderness coast

Answer 1

-The cliffs are made out of boulder clay which is very sensible to erosion and slumping
-beaches there are usually very narrow
-North sea has a large fetch which means waves gain alot of energy when they reach holderness
-groynes disrupted natural flow of sediment along coast

Question 2

What method has Hornsea used to manage erosion

Answer 2

Seawalls and groynes (these methods were effective however they resulted in erosion further down the coast)

Question 3

What methods has Mappleton used to manage erosion

Answer 3

-Groynes however this led to more erosion down south of the coast where there wasn’t much protection
-Rock armour
-Cliff Reprofilling-However because the cliffs were made from clay still posed a risk of slumping and land slides

Question 4

What methods did Cliff House Farm use to manage erosion?

Answer 4

-Rock armour
-Sea walls-Negative visual impact
-Slope stabilization (reducing the gradient of cliffs)
-Beach nourishment
Problems are the same as the disadvantages of each defence)

Question 5

What methods did withernsea use to manage erosion?

Answer 5

Sea walls
Rock armour
Groynes
(Problems are the same as the disadvantages of each defence)

Question 6

What methods did Eaisington use to prevent erosion?

Answer 6

Groynes
Rock armour
Revetments
Problems are the same as the disadvantages of each defence)