For most of those "7 billion stupid-ass humans", "their hedonistic blunder in search of more wealth" means acquiring things like food, water, and shelter for themselves and their families.

Seems like you want them to halt their economic growth?

I'm concerned about the biosphere too, but people gotta live. Check out ecomodernism:

http://www.ecomodernism.org/

It's a more productive way to frame your concern for the environment.