With fewer people you're going to experience raging fires, cataclysmic flood, and a massive pensions and social security deficit on top of the previous two. I

With fewer people you're going to experience raging fires, cataclysmic flood, and a massive pensions and social security deficit on top of the previous two. I don't think a gradual shrinking populations are a bad think in the long-term, but a sharp decline in birth rates will have negative effects.