Well another thought is that the only way to revert this so-called doomerist path is to choose to have and raise kids with empathy for others and with care towards the natural world they've inherited.
Because the people who don't give a shit ain't going to stop having them.
I have no data to support this but I'm willing to bet that the likelihood they do keep those values is significantly greater than the likelihood that they don't.
Because the people who don't give a shit ain't going to stop having them.