GEOG 1HB3 Chapter Notes - Chapter 5: Population Momentum, Doubling Time, Human Reproduction
Document Summary
Fertility: all aspects of human reproduction that lead to live births, also used specifically to refer to the actual number of live births produced by a woman) Fecundity: the ability of a woman or man to produce a live child; refers to potential rather than actual number of lives. Replacement level: the level of fertility at which a couple has only enough children to replace themselves. Nuptiality: the extent to which a population marries (number of marriages in a year/ mid year total population) x 1000. % of married women using contraception highest in more developed world than less developed and developing. Cdr=number of deaths in one year/ midyear pop x 1000. Population momentum: the tendency for population growth to continue beyond the time that replacement level fertility has been reached because of the relatively high number of people in the child bearing years.