Actually we've made huge progress in stemming growth. Fertility rates in most of the world have been falling, and in most developed nations are now below repla

Actually we've made huge progress in stemming growth. Fertility rates in most of the world have been falling, and in most developed nations are now below replacement levels. The big exception is Africa: https://en.wikipedia.org/wiki/List_of_sovereign_states_and_dependencies_by_total_fertility_rate https://en.wikipedia.org/wiki/List_of_sovereign_states_and_d... There's some lag built in, so even with a fertility rate below replacement, population can still grow for a while, but the root cause of population growth is already solved in much of the world.