Oceans

As much as 80% of marine debris comes from what source?

More Questions from Oceans
Unlike most rivers, which direction do rivers in China generally flow?
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Which country is located on the west coast of South America?
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Which ocean lies between North America and Europe?
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In which ocean is Hawaii located?
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What special sense do some whales and dolphins use to hear underwater?
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What percentage of our oxygen supply is generated in the ocean?
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Coral reef means what as it relates to the environment?
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A whale's blubber serves as what purpose to the life and development of the mammal?
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