how can we prevent wave erosion?

Answer 1

put up dikes

Answer 2

The best way would be to not dam rivers, which provide natural sediment sources to coastal areas. You can't stop wave erosion with jetties or levees or any of that, you can just reduce it in one place with bad consequences for non-protected places.
The only real solution is to make sure all the sediment makes it to the coast in the first place, where its deposition will offset losses due to wave erosion.

Answer 3

Concrete shaped as 4 edges with 60 degree angles(like a carbon atom) and piled together has been develloped in Canada as an efficient mean for breaking waves and slowing erosion.

Answer 4

you will possibly desire to have the skill to locate extra special technologies mutually as doing a internet seek, yet actual - whilst the coastline is altered in some way, the varieties of abrasion substitute. Sand strikes certainly from place to place consistent with hurricane activities. Many places have publish rip rap - a set of huge rocks alongside their coast to regulate erosion. you additionally can publish long rock partitions that go out into the sea somewhat to seize sand. And there are different strategies that contain using concrete, putting sandbars out interior the sea to lessen the wave capability it fairly is provided in, and so on. the subject is that an excellent variety of the the flaws carried out to regulate erosion additionally make the seashores much less acceptable to travelers, as they only are not rather.

Answer 5

We need to build a wall round the country. Plus it'll keep out those damn immigrants ;-)

Answer 6

build a levee.