Oceans

What valuable metal is found in the oceans but is expensive to extract?

More Questions from Oceans
The Great Barrier Reef lies just off what continent?
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What percentage of marine life inhabits coastal zones?
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The Coral Triangle mainly in Indonesia is also referred to as what?
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Consuming raw shellfish is one cause of which of the following diseases?
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What nutrient found in fish is thought to be good for both your heart and your brain?
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What percentage of the earths surface is covered by oceans?
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What percentage of Earth's volcanic activity occurs on the ocean floor?
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What is the English definition of the scientific whale feeding term "benthic"?
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