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For more on marking an answer as the "Best Answer", please visit our FAQ.I don't think the Ozone Layer has been a pressing concern for some years now*. That's irrelevant. That we've been able to stop and then reverse the damage caused by CFCs is still a triumph of environmental activism and science-based policy.
*As the article mentions, there was a "pause" in the recovery trend in and around 2018, but in itself the pause was presumably not an imminent threat, although it clearly needed addressing.
*As the article mentions, there was a "pause" in the recovery trend in and around 2018, but in itself the pause was presumably not an imminent threat, although it clearly needed addressing.