Whatever happened to the hole in the ozone layer? - Stephanie Honchell Smith
Discover what caused the hole in the ozone layer, and how the Montreal Protocol helped restore it by banning harmful chemicals.
In the 1980s, the world faced a huge problem: there was a rapidly expanding hole in the ozone layer. If it continued to grow, rates of skin cancer could skyrocket,…
Source: TED-Ed (2023-04-22)