Geography- coral reefs

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Last updated 4:31 PM on 6/7/26
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6 Terms

1
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What is a coral reef?

A marine ecosystem formed by reef-building corals.

2
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Where are coral reefs found?

In warm, shallow waters of tropical oceans, usually less than 60 meters deep.

3
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What are the main types of coral?

Hard corals (build reefs) and soft corals (do not build structures).

4
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Why are coral reefs important?

They provide habitat for marine life, protect coastlines, and support fishing and tourism.

5
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What threats do coral reefs face?

Climate change, pollution, overfishing, and destructive practices.

6
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What is coral bleaching?

A phenomenon where corals lose their symbiotic algae due to stress, leading to white or bleached appearances.