Oceans

What percentage of our oxygen supply is generated in the ocean?

More Questions from Oceans
About how many million tons of salt are obtained from the ocean each year?
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What is the acronym for an instrument that measures Conductivity-Temperature-Depth of sea water?
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What type of sea creature is an Orca?
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What are scientists that study the ocean called?
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Daintree Reef in Australia was named after what geologist?
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How many collapsible lifeboats did the Titanic carry?
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What is the highest speeds dolphins have been known to attain?
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Which of these oceans is the deepest?
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