What’s one indirect consequences of building Seawalls

The shoreline habitat is destroyed through loss of sand. -is one indirect consequence of building seawalls. This answer has been confirmed as correct and helpful.The structures are made of concrete and usually very massive structure as they are build to restrict the effect of wave action. The negative consequence associated with building seawall is that it disturbs the habitat of the shoreline animals.

Explanation:

this is math not biology xd