Healthier societies with more effective constructive creative people who can solve problems and do wonderful new things.

The current mass extinction that's happening doesn't really care if you have a "healthy society". Even if we decide we only care about humans, widespread lung issues, massive deaths in the wake of heat waves, and of course cancer...

New body plans are coming in a few decades, so it’s ok as long as we can make it that far.

Millions won’t.

Death is a natural part of life. There is a term for what you are doing. The term is “pearl clutching.”