Question

the local government is debating opening a large stretch of coastline to domestic drilling. an urban planner is concerned that the beach will no longer adequately drain flood waters. what ecosystem service are they concerned with?
cultural
provisioning
regulating
supporting

Explanation:

Regulating ecosystem services involve processes that control natural phenomena. Draining flood - waters is a regulatory function as it helps in controlling water levels and reducing flood risks.

Answer:

Regulating