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The Role of the Polar Vortex in Ozone Depletion

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Multiple Choice

What is the Polar Vortex?

  1. A large area of low pressure that forms around the North and South Poles.
  2. A region of high pressure that forms around the North and South Poles.
  3. A wind pattern that circulates around the North and South Poles.
  4. A layer of the atmosphere that contains the ozone layer.
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