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Oceans for beginners
How many oceans are there?
Learn more: What are marine habitats?
Learn more: How are submarines used for deep ocean exploration?
Learn more: The effects of overfishing on coral reefs
Learn more: How is the Great Barrier Reef being protected?
Learn more: Human impacts on the coral reefs
Learn more: What can we do to conserve coral reefs?
How does plastic reach the ocean and why is it a problem?
Learn more: What does the future look like for coral reefs?
What is ocean plastic pollution?
Learn more: How ecosystems (E7) and G7 economies compare
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