Are there ways that reef might provide benefits to people on land, not just marine life?

Coral reefs protect coastlines from storms and erosion, provide jobs for local communities, and offer opportunities for recreation. They are also are a source of food and new medicines.

Over half a billion people depend on reefs for food, income, and protection. Fishing, diving, and snorkeling on and near reefs add hundreds of millions of dollars to local businesses. The net economic value of the world’s coral reefs is estimated to be nearly tens of billions off site link of U.S. dollars per year. These ecosystems are culturally important to indigenous people around the world.

Explanation:

the answer is yes, they are born/created, then they grow to their limit then produce offspring, then die.