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  • Ozone Layer Depletion
  • About how long does it take for a CFC molecule to reach t...
Multiple choice

About how long does it take for a CFC molecule to reach the stratosphere?

  1. 8 years

  2. 3 months

  3. 30 days

  4. 10 years

Reveal answer Fill a bubble to check yourself
A Correct answer
Explanation

CFCs are very stable and take a significant amount of time to migrate from the troposphere to the stratosphere, typically estimated at several years.

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