Captions provided by CCTubes – Captioning the Internet! 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
https://youtu.be/aU6pxSNDPhs
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