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The Role of the Earth's Gravity in Ozone Depletion

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Multiple Choice

What is the primary cause of ozone depletion in the Earth's stratosphere?

  1. The release of chlorofluorocarbons (CFCs) and other ozone-depleting substances
  2. The Earth's gravity pulling ozone molecules down to the troposphere
  3. Increased solar radiation due to global warming
  4. Volcanic eruptions releasing sulfur dioxide into the atmosphere
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