Oceans
The decrease of oxygen in water is referred to as what?
More Questions from Oceans
In what year did the International Whaling Commission declare blue whales to be a protected species because of a huge decrease in their population?
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What is the funnel-shaped opening beneath an octopus's head that secretes a black fluid when threatened?
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How many feet long was the Titanic from bow to stern?
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What was the largest oil spill in terms of volume in the 20th century?
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Oceanic trench means what as it relates to the environment?
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