Part 5/10:
Consistent with global trends, China's fertility rates have been plummeting, signaling a potential demographic shift with long-term implications. A fertility rate map indicated that many regions once home to higher birth rates are now facing drastic declines, moving towards a future where the only areas sustaining higher population growth are in Central Africa. This demographic trend raises the question of sustainability both economically and socially, as countries struggle to maintain systems of support for their populations while balancing escalating costs and declining birth rates.