Earlier quoted context omitted.
But that's good! Let it peak, drop a bit, and stabilise around 2 billion or so. That would be perfect for long-term sustainability. We've seen the same here in Europe. My parents' generation usually had large families, my generation had mostly 1-2 kids, and these days many families have no kids. Of course poorer countries and countries that are still very religious are a bit behind but they will catch up too. Humanit…
Honest questions: Can we maintain our current tech level with 2 billion people? And if we can't, is that fair to future generations? Aren't we condemning them to a more miserable life? (On the other hand, if 8 billion people leads to destroying the environment, that also leaves them more miserable...)
Food will be a bigger problem but less people also means less food needed.