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in the early 1970s scientist first recognized and strted to be concerned that the Ozone was being Damaged
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scientist discovered that chlorofluorocarbons (CFCs), which was insinde of everyday use products like hair spray, was causing the damage to the ozone layer
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The Montrel held a meeting discussing ways to prevent us to stop damaging the ozone. they set limits on the use of CFCs and other chemicals related to that
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in london at this time there was a meeting that was internatuional and they where asking for the montreal protocal to become more strict because anartica was damged the most.
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around this time antartica had the biggest ozone hole on record. the stratophere clouds which had very low tempatures chemically altered with CFCS causing there to be a hole in the earths ozone blanket
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in the future their are opinions that the ozone hole will get worst if the montrel don't become more stern about their rules
