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Great Barrier Reef
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How Are Coral Reefs Formed
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The Great Barrier Reef is not on the 'in danger' list. Why, and what happens next? | Great Barrier Reef | The Guardian
What Are Coral Reefs and Why Are They So Important? | Earth.Org
Coral reef ecosystems | National Oceanic and Atmospheric Administration
Why Australia's Great Barrier Reef may end up on the world heritage 'in danger' list – and what it means | Great Barrier Reef | The Guardian
