Over 6.8 billion people on the planet right now.
Increases over 80 million a year.
14,000 births per hour.
90% of the population growth comes from Africa, Latin America, and Asia.
Japan has the highest life expectancy and Swaziland is the lowest.
U.S is the #38 on the life expectancy list.
crude birth rate-number of births per 1,000 of the population
crude death rate- number of deaths per 1,000 of the population
more people entering= immigration
more people leaving= emigration
push forces: civil war, environmental degradation, unemployed, religious persecution
pull forces: better economy, better health services, religious freedom, political freedom
TFR: the total fertility rate is average number of children born per woman
The TFR must be 2.1 in order to remain the same.
World TFR: 2.54
U.S.- 2.05
Africa- 5.14
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