Eli5: how can earth ozone layers heal itself even with our high pollution level?

Question

Eli5: how can earth ozone layers heal itself even with our high pollution level?

In: 5

Answer 1

A lot of air pollution has been reduced, but that varies country to country. US has cleaned up a ton of air pollution.

[source](https://gispub.epa.gov/air/trendsreport/2022/)