- This material is meant to be read after 12/3.
On the other hand, a dramatic decrease of the world's population would mean much less pollution in the years to come. This would allow for a local or global regeneration of the biosphere (à la Ergo Proxy or Nausicaa).
In a highly hostile environment, the population is more of a burden than a source of power. It would probably be left to itself.In one of the remaining cities, on the contrary, it can be organized into a strong community under the protection of leaders. Ecoban or the Domes in Ergo Proxy come to mind: basically every intact city can become a "utopian" mini-state after the events of Oni.