Oceans
About how many million tons of salt are obtained from the ocean each year?
More Questions from Oceans
The difference in elevation between the crest of a wave and the trough is termed what?
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The world record ice-fishing catch of a trout in 1987 was?
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What percentage of marine life inhabits coastal zones?
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What is the method of feeding used by humpback whales which allows them to round up highly concentrated masses of prey?
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A bend in a river that is usually in the middle or lower course is called what?
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