The damage stopped rising shortly after the Montreal Protocol was signed. However, the current state of the Ozone hole is just about what it was at that time. Things have not gotten better, they just stopped getting worse.
Well, I didn't mean to be critical in general. The article makes the case that it's improving, and will eventually be fixed. I hope that's true, but it's not something we patched and got working. Nature is simply a really tough cookie.
https://www.nasa.gov/sites/default/files/styles/full_width/p...
The damage stopped rising shortly after the Montreal Protocol was signed. However, the current state of the Ozone hole is just about what it was at that time. Things have not gotten better, they just stopped getting worse.