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Population Pyramid

Published on Nov 19, 2015

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PRESENTATION OUTLINE

POPULATION PYRAMID

CHENY YANG

SUMMARY

  • Population Pyramids are a demographic snapshot that shows insights of a society.
  • In the left and right of the population pyramid is gender.
  • Number of population is placed on the x axis.
  • Age by 5 year increments are on the y axis.

CONT.

  • Baby bracket is from ages 0-14.
  • Bearing bracket is from ages 15-49.
  • Old bracket is from ages 50-100+.
  • Baby and old brackets do not contribute to society due to their characteristics.

CONT.

  • Three types of patterns on population pyramids are classic, cool column, and intriguing inverted.
  • The classic describes the rural areas where growth is rapid because of high fertility rate.
  • Cool column is an urbanized and stabilized population grown society.
  • Intriguing inverted is a negative growth societies where fertility rate is not even 2.1.
  • Societies that have intriguing inverted pyramids can grow in population by immigration.

FINAL CONT.

  • Different types of population pyramids are very important because it shows the global population's rates varied by countries.