Oceans
As much as 80% of marine debris comes from what source?
More Questions from Oceans
A bend in a river that is usually in the middle or lower course is called what?
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What was the largest oil spill in terms of volume in the 20th century?
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The average beluga whale grows to be about how many feet in length as an adult?
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Who headed the team that discovered the wreck of the Titanic?
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For a storm to be called a hurricane it must reach wind speeds of what?
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What ocean did European explorers cross to get to the New World?
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