Year 10 geo p. 30 Holderness Cost and Management Strats #2

"The use of man-made structures to control the coast"

What word matches the definition above?

• Managed retreat

• Marram grass

• Hard engineering

• Soft engineering

"A long type of grass found growing on coastal sand dunes"

What word matches the definition above?

• Seaweed

• Mariam grass

• Marram grass

• Weeds

"The controlled flooding of low-lying coastal areas"

What word matches the definition above?

• Controlled flooding

• Managed retreat

• Retreat

• Low-lying controlled flooding

"The use of natural, sustainable solutions to control the coast"

What word matches the definition above?

• Soft engineering

• Natural solutions

• Sustainable solutions

• Natural coast controls

Select 2 advantages of sea walls

• Sea walls look really nice

• Sea walls can be broken when the wall is eroded

• Sea walls protecting the base of the cliff

• Sea walls usually have promenades so people can walk along them

Select 2 disadvantages of sea walls

• Sea walls are expensive

• Sea walls are ugly

• Sea walls can be destroyed if they are eroded badly

• There are some sea walls that you can't walk on

Select 2 advantages for rock armor

• They are cheap and easy to maintain

• Rock armor erodes easily

• Easy to climb on

• They can be used for fishing

Select 2 disadvantages of rock armor

• It looks different from local geology, as the rock has been imported from other areas

• The rocks are expensive to transport

• They are ugly

• They look very similar to local geology

Select 2 advantages of gabions

• The rocks are expensive to transport

• Cheap - approximately $100 per metre

• Traps sediment being carried by longshore drift

• Absorbs wave energy

Select 2 disadvantages of gabions

• Looks unnatural

• They look too natural

• Not very strong

• Expensive