The demographic transition model

• What does the Demographic Transition Model (DTM) show?


  How a country's population changes over time
• What does the DTM measure?

  Birth rate, death rate, and total population
• What happens to the birth rate at stage one of the DTM?

  It is high due to lack of birth control, children needing to work, and religious beliefs
• What happens to the death rate at stage one of the DTM?

  It is high and fluctuating due to high infant mortality, disease, lack of healthcare, famine, and lack of sanitation
• What is the population size at stage one of the DTM?

  Low
• What is an example of a stage one country in the DTM?

  Amazon rainforest
• What is the birth rate at stage two of the DTM?

  It remains high
• What happens to the death rate at stage two of the DTM?


  It starts to decline due to medical improvements
• What is the population size at stage two of the DTM?


  It starts to increase
• What is an example of a stage two country in the DTM?

  Bolivia
• What is the birth rate at stage three of the DTM?

  It declines rapidly due to increased availability of contraception, improved education, and fewer children needed for work
• What happens to the death rate at stage three of the DTM?


  It declines due to further developments in medicine
• What is the population size at stage three of the DTM?


  It continues to increase
• What is an example of a stage three country in the DTM?


  Mexico
• What is the birth rate at stage four of the DTM?

  It is low and fluctuating
• What is the death rate at stage four of the DTM?

  It is low and fluctuating
• What is the population size at stage four of the DTM?

  High
• What is an example of a stage four country in the DTM?


  UK
• What is the birth rate at stage five of the DTM?

  It falls as the desire for large families decreases
• What happens to the death rate at stage five of the DTM?

  It increases slightly due to an ageing population
• What is the population size at stage five of the DTM?

  It steadily declines
• What is an example of a stage five country in the DTM?

  Japan