Researchers have produced the first direct proof that recent ozone hole recovery is the result of a 1996 ban on harmful chemicals.
Source: We Now Have Direct Proof That Human Activity Can Heal the Ozone Hole
Please take a moment to support Amazing Stories with a one-time or recurring donation via Patreon. We rely on donations to keep the site going, and we need your financial support to continue quality coverage of the science fiction, fantasy, and horror genres as well as supply free stories weekly for your reading pleasure.
https://www.patreon.com/amazingstoriesmag