Far above Earth's surface, the ozone layer helps to protect life from harmful ultraviolet radiation. Learn what CFCs are, how they have contributed to the ozone hole, and how the 1989 Montreal Protocol sought to put an end to ozone depletion.
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Climate 101: Ozone Depletion | National Geographic
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Climate 101: Ozone Depletion | National Geographic
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national geographicnat geonatgeoanimalswildlifescienceexplorediscoversurvivalnaturedocumentaryozoneozone layerCFCpollutionenvironmentClimateOzone DepletionFar above Earth's surfaceEarth's surfacehelps to protect liferadiationultravioletozone hole1989 Montreal ProtocolPLivjPDlt6ApRiBHpsyXWG22G8RPNZ6jlbPLivjPDlt6ApRfQqtRw7JkGCLvezGeMBB2PLivjPDlt6ApRpidjp1zjROOCKru-89Q1_PLivjPDlt6ApTjurXykShuUqp7LQcj9s8sharmfulsurfacelayerwhat CFCsearth facts