Sand Dune Management Flashcards
How will cordoning off areas of dunes that are particularly sensitive help the sand dune?
Fencing allows damaged dunes to recover and ecologically important sections to be protected.
What is a negative of fencing sand dunes?
It clutters the sand dunes.
Reduces openness of area - restricting public access.
What could you do with a bio diverse stretch of dune?
Turn it into nature reserves, with access only limited to certain areas.
Information boards.
What could be used rather than informal paths?
Boardwalks through the dunes.
How could we stabilise sand dunes?
Planting pioneer species like marram grass.
Afforestation with conifers.
Social way of protecting sand dunes?
Educating tourists about potential dangers.
Information boards.
What could sand dune systems which are heavily visited be turned into?
Nature reserves or country parks.
Working with nature-soft engineering-sustainable.
What are a large proportion of UK sand dunes designated to?
SSSI.
Site of Specific Scientific Interest.
EXAMPLE.
Uk sand dune?
Fylde Sand Dunes, Lancashire.
How has Fylde Sand Dunes lost dunes?
Due to expansion of Blackpool and building of St Anne’s.
1839 sand dunes covered 505 hectares now only 80 hectares.
How are they trying to protect Fylde Sand Dunes?
St Anne’s local nature reserve has been set up, part of it includes 25 hectares of SSSI.
What has happened in the Netherland over the last 10,000 years ?
They has been a wide range of sand dunes offering excellent protection against the sea.
In the 1990’s what did the Dutch government do?
Stopped further long-term landward retreat of the coastline.
Beach nourishment was chosen to counteract erosion.
Where is the nourishment sand taken from in the Netherlands?
The bottom of the north sea.
Nourishment planned to have lifetime 3 - 10 years.
Periodic replenishment carried out.
What other from of hard engineering is along the Dutch coastline?
Groynes it helps to maintain beach nourishment.
