We don't really do that though, population growth is leveling off on its own. Industrial revolution pretty much broke the malthusian trap. Now growth of economi

We don't really do that though, population growth is leveling off on its own. Industrial revolution pretty much broke the malthusian trap. Now growth of economies fuels growth in GDP per capita instead of growth of capita. We've also made a few rather significant technological breakthroughs against the obesity problem recently. Human nature's proven to be a bit more complex than that.