“Regulations became tighter as more evidence of the problem emerged. The deadline to phase out the production of ozone-depleting gases was brought forward. By the turn of the millennium, 174 parties (which are mostly countries and a few independent states) had signed the protocol. In 2009, **it became the first international convention – of any kind, not just environmental – to achieve universal ratification from every country in the world**. ([Location 943](https://readwise.io/to_kindle?action=open&asin=B0C3X6X695&location=943))” --- **Tags** -- [[quotes]], [[ozone-layer]], [[public-policy]], [[pollution]], [[conditional-optimism]], [[climate-change]] **Source** -- [[260103133118 - B - Not the End of the World]]