For the first time since the 1400's and the Black Plague, global population levels will decline.
Declining fertility will remake the world. This will make the Climate Doomsayers happy, but will it bring a long term global recession or worse depression? Older people tend to not buy as much as the young. And how will fewer workers fund the pensions and Healthcare for their elders?
Thomas Sowell: There are no solutions, just trade-offs.