How restoration can help coral reefs

Here is an overview of how coral restoration is being done around the world: - How is coral sourced? - Restoration begins with obtaining coral, sometimes by breaking it off from a healthy reef. These pieces can be broken into smaller bits in a process called microfragmentation. Each piece can become a new coral. Another option involves collecting "fragments of opportunity" -- coral pieces broken off by natural causes such as storms. Conservationists can also propagate from egg bundles collected during reef spawning...