to stop long sure drift
Groynes are used for blowing bubbles .
5 years without constant refurbishment.
Wooden groynes work belkhebra
Groynes prevent or slow down erosion.
Stone groynes Wooden groynes and Sea Walls Hope this helped :')
They need groynes to prevent te sand going in land slides
They don't. Groynes inhibit longshore drift. Longshore drift occurs when currents develop parallel to a shoreline as a result of wave action, carrying sediment with them. Groynes catch sediment and interfere with these currents. Continental drift, a part of plate tectonics, is a completely unrelated process.
at the beach!
A groynes is a hydraulic structure. It is build very sturdy so that it interrupts water flow on the ocean shore.
Groynes
there is about 7 groynes along dover beach. I think. sorry if this is wrong. if you know different CORRECT THIS