It's a completely fake problem invented in the 70s by the book "The Population Bomb", and if it was true the things in that book would already have happened.
However, the West's strategy of writing moral panic books like this and then not actually reading them did allow us to defeat China (who read the book, actually did it and now has a demographic crisis) so that's something.
However, the West's strategy of writing moral panic books like this and then not actually reading them did allow us to defeat China (who read the book, actually did it and now has a demographic crisis) so that's something.