This is the latest report on what demographers and scientists in related disciplines think and assume today about the future of human reproduction, longevity, and migration.
A quick look at some major errors in past population projections demonstrates that the problem was not with the technical instruments of projection but with the inability to anticipate major changes in human behavior and medical progress. Any population projection that is based exclusively on past trends of demographic rates is bound to miss possible future dicontinuities and surprises. If they can be anticipated at...