We submit that understanding the connection between energy and population growth in humans has the potential to shed light on the mechanisms of population regulation in the human species [12]. (journals.plos.org)
The green world hypothesis provided an alternative view of population regulation driven by top predators, via carnivory. (scientificamerican.com)
Once Thanos learned he could use the Infinity Stones to achieve his universe - wide population regulation «with the snap of his fingers,» he's motivated to hunt down the time - saving devices, which brings us to Infinity War. (space.ca)