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Can we plug the hole in the ozone layer?

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  • Environmental Indicators: Ozone Depletion. EPA.
  • Velasquez-Manoff, Moises. "The latest on hydrofluorocarbons." Christian Science Monitor. August 10, 2009.
  • Ozone: Good Up High, Bad Nearby. EPA.
  • Stratospheric Ozone. NOAA.

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