The problem is mathematically it just doesn’t work. Humans are too good at reproducing. We’d be back in force before too long.

No, the only way is more death note style, taking out billionaires and some of their bootlicking buddies, and those who put profit over the planet’s health. It’s perfectly possible for the rest of us to patch things up—we almost did it with the ozone. (Until guess who decided they wanted to throw money around to force us to stop.)