Longshore Drift Flashcards
1
Q
Process of Longshore Drift
A
Waves come to the beach at an angled direction
This means that the swash will be very powerful, enough to deposit heavier and lighter material
The backwash can drag down the lighter material to the bottom of the beach
2
Q
Why are the waves angled?
A
The wind blows them at an angled direction
3
Q
Why is it important to understand the movement of sediment through LSD?
A
This is because the movement of sediment can alter the shape and existence of the beach
4
Q
What type of coastal management reduce the impact of LSD?
A
Groynes can alter the shape of the waves when they come in at an angle
5
Q
Why is coastal management needed?
A
To preserve the beach
