Development and the DTM

• Demographic transition model


  Shows how birth rates and death rates affect the population growth
• Birth rate higher than death rate

  Population grows, called natural increase
• Death rate higher than birth rate

  Population shrinks, called natural decrease
• Demographic transition model


  • Affected by population pyramids
• Population incline or decline is affected by:

  • infant mortality rates
  • Access to contraceptives
  • Lack of money
  • Healthcare access
  • Standard of living