How are coral reefs formed?
How Are Coral Reefs Formed?
Coral Reefs
Coral reef - Wikipedia
How are the coral reefs formed?
Coral Reefs – BuddingGeographers
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Coral reef facts for kids! - National Geographic Kids
Geography of Coral Reefs
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Department of Marine Resources St.Kitts and Nevis - Coral reefs take many years to form as most corals are relatively slow growing. There are some corals, however, that are much faster growing.
How Coral Reefs Are Formed - Preview
How to build a 'Great' barrier reef - Curious
Coral Reefs - Geo for CXC
Coral Reef for Kids Science for Kids
How Are Coral Reef Formed?