There is no die off and there is nothing to suggest it will ever happen across any timeframe. Nonwhite invasion will continue forever until the last white is exterminated. Then the world returns to pre-agricultural revolution population for all eternity.
There is no die off and there is nothing to suggest it will ever happen across any timeframe. Nonwhite invasion will continue forever until the last white is exterminated. Then the world returns to pre-agricultural revolution population for all eternity.