Beaches slow down waves, reducing their erosive power and acting as a barrier. My presentations Profile Feedback Log out. The major part of the area we will study lies within the Reculver. It will therefore erode quickly, especially when saturated. Coastal Landforms of Deposition. Sea level rise associated with climate change and the prevailing north-easterly wind conspire to make this coast susceptible to rapid rates of coastal erosion. In , the decision was taken to protect Mappleton.
However, this has increased erosion south of Mappleton. First look the location…. Mappleton and the cliffs are no longer at great risk from erosion. They have been successful in restricting waves from attacking the base of the cliffs here. If you wish to download it, please recommend it to your friends in any social system. Coastal Processes What is coastal erosion? If you’ve found the resources on this page useful please consider making a secure donation via PayPal to support the development of the site.
Sorry, your blog cannot share posts by email. The beach is protected by groynes – wooden barriers which prevent long-shore drift from moving the collapsee along the coast Click on the link below to see the sea defences in action.
Case study: coastal management in Holderness
It is this soft boulder clay that is being rapidly eroded. To make this website work, we log user data and share it with processors. On the other hand it creates a strong backwash which erodes under the wall and is very expensive to build and maintain.
This is known as cliff stabilisation. This tourism is under threat, so the government has spent millions of pounds on sea defences.
Coastal management – Revision 3 – GCSE Geography – BBC Bitesize
To the left of this photograph we see the success of the groyne in developing the beach. What is being done at Withernsea to protect the clift
They have been successful in restricting waves from attacking the base of holderrness cliffs here. Notice the impact of erosion to the south of the coastal defences. On the other hand taking material from the seabed can kill habitats and is very expensive and has to be managed frequently.
As the result of the coastal scheme at Mappleton no properties have been lost to the sea and the B remains safe from the risk of erosion. It is an excellent example of a spit.
Although the coastal defences have had a positive impact in terms of reducing the rate of erosion and protecting the village and main road, the area directly south of the village now suffers from an even greater rate of erosion. The seabed consists of the glacial mud, sands and boulders, as do the cliffs. Mappleton is an excellent case study of an attempt at coastal management.
Inthe decision was taken to protect Mappleton.
Holderness Case Study Page — RHS Intranet
It is an excellent example of a spit. Holderness coast erosion impacts Impacts on people: This is around 2 million tonnes of material every year. Following the construction of defences, they increased to 3. Registration Forgot your password?
Erosion on the Holderness Coast
Also stabalisation is cheap.
The rock armour revetment has been very effective in protecting the cliff to the southern end of the settlement. The boulders are placed like a wall in a m line of defence along the shoreline.
Spurn Point provides evidence of longshore drift on the Holderness Coast. The Holderness Coast is located on the east coast of England. Download ppt “Case study: My presentations Profile Feedback Log out. What is coastal erosion?
There is a long fetch meaning waves have built up a colllapse of power by the time they reach the Holderness Coast Click on the link below to some videos to see the destructive waves at the Holderness Coast. The soft boulder clay underlying Hornsea provides clear evidence of the erosional power of the sea.