There needs to be a population decline in these places where living conditions are not amenable to human existence.
Yet somehow theres over a billion people.
Yet somehow theres over a billion people.
We can either make them want to stay there, away from our "western comforts" (blegh), or force them to stay there at the cost of the very comforts we wanted to keep for ourselves.
"If you let your neighbor's house burn, expect to breathe smoke"
India's TFR just reached 1.9 which is below replacement rate.. The state I live in with 60m people has 1.5-1.6 TFR and still going down rapidly towards Japan and South Korea level of population decline. This will be seen in the coming decades.
But you can't just go and delete the billions of people already born and are living. You can't change demographics in a day or even a decade.