Earth
What layer of the Earth's atmosphere contains the ozone layer?
More Questions from Earth
Which of these islands is not considered a "hot spot", according to plate tectonic theory?
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What are the pilots who guide ship captains to docking areas safely called?
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On October 11, 1999 the world population hit a milestone of how many?
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Which of these continents would you find in the southern, western hemisphere?
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What is the name for the semiarid region that surrounds most deserts?
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