Demography: The Study Of Human Population Review
: Birth rates begin to fall as society urbanizes and education (especially for women) increases.
: The movement of people across borders. While net migration is zero at a global level, it is a critical driver of "fast demography" at the national level, often offsetting natural population declines in developed countries. The Demographic Transition Model (DTM) Demography: The Study of Human Population
The structure and evolution of any population are determined by three fundamental variables: : Birth rates begin to fall as society