# birdstory worldozoneday コウテイペンギン ブンチョウ montrealprotocol earthoptimism atmosphere ozonehole

おはようございます。
本日は9月16日、国際デーのひとつで、オゾン層保護のための国際デーとのことです🌏


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2022-09-16

On this day, 30 years ago, the went into effect. Together, the 197 ratifying parties have since phased out 98% of ozone-depleting substances

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2019-09-17

The Monitoring Service is celebrating World by staying on duty tracking 2019's oddball

This animation compares it to every year since 1979, showing the variation over time.

Full update➡️ https://t.co/x8j0ldxfkw

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2019-09-16