I've written earlier [ 1 ] [ 2 ] [ 3 ] about my musings on contrasting futures that the world faces between cities and suburbs, and my conclusion that ecologically sustainable living is possible only with cluster based human settlement – large metropolises or cities with shared infrastructure which reduces the ecological cost of human lifestyle. But there is one more statistic that keeps veering me towards favouring suburban lifestyle - the potential reverse of human population. India has overtaken China as the world's most populous country in 2023, but India's population growth will come to an end: the number of children has already peaked more than a decade ago and is now falling. [ 4 ] Rapid population growth is a temporary phenomenon in human history - since the 1800s we have added 7x of human population - this has also been possible due to falling death rates, but this was then followed by falling fertility rates sequentially across world regions, which has lead us to