november 14th

today in class we learned about population growth. These are some of the components that contribute to that
Components of Population Growth

• Natural Increase

• About 82 million people are added to the population of the world annually

• More than 95 percent of the natural increase is clustered in developing countries 

Components of Population Growth

• Fertility 

• Total Fertility Rate 

• Measure also used by geographers tp measure the number of births in a society 

• Defined as the average number of children a woman will have throughout her childbearing years (15-49)

• TFR for world is 2.5 

• TFR exceeds 5 in sub saharan in Africa, while 2 or less in nearly all European countries.