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POPULATION PYRAMIDS A WAY TO EXAMINE THE STRUCTURE OF A POPULATION INFLUENCES ON PYRAMIDS Individual and/or Unique Factors Demographic Transition MDC’s vs. LDC’s INDIVIDUAL AND/OR UNIQUE FACTORS Education, particularly for women Health care / health infrastructure War / civil unrest Religion Nationalism Individual’s economic status A country’s economic make-up More Developed Countries (MDC’s) vs. Less Developed Countries (LDC’s) MDC’s LDC’s More urban Less urban Higher GDP Lower GDP More democratic Less democratic Less theocratic More theocratic More gender equity Less gender equity Slower pop. growth Faster pop. growth Older populations Younger populations HANS ROSLING http://www.youtube.com/watch?v=jbkSRLYSojo DAY IN THE LIFE OF A PORTER Life in the Democratic Republic of the Congo Compare & Contrast her life to yours DYNAMIC POPULATION PYRAMIDS • • • • • • United States, Mexico Peru, Chile China, Japan Italy, France Uganda, Nigeria Gaza Strip, West Bank FROM THE US CENSUS BUREAU QUESTIONS Why would a country 's leaders want to know the proportion of the population in different age groups? • What difference does the age of the people in a country make? (People of different ages have different needs.) • What kinds of products do young people use? What kinds of services do they need? (diapers, day care, toys, health care, schools, etc.) • What about older people? (different kinds of health care, different foods, different products) Is it important for a government leader or planner to know the age of the population they are serving? CONSTRUCTING YOUR POPULATION Examlpe: Haiti PYRAMIDS % 0-19 20-39 40-59 60+ EXAMPLE: HAITI Male 27 14 6 2 Female 26 15 7 3 60+ 40-59 20-39 0-19 30 25 20 15 Male 10 5 0 5 10 15 20 Female 25 30 A SPECIAL CASE Source: AgeWorks.com CONTRASTING STATES Source: AgeWorks.com Source: AgeWorks.com POPULATION PYRAMID EXERCISE