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You may have heard of CFCs and how harmful they can be to the ozone layer, but do you know the process that chlorine undergoes to contribute to this destruction? NASA explores this topic and has charted the depletion of the ozone since 1979. They present this visually engaging look at our current state of exposure though still images and videos.
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- Knovation Readability Score: 3 (1 low difficulty, 5 high difficulty)