Week 3: population growth and demographic transition model

Question 1

Demographic transition model

Answer 1

• Described the transition from high birth and death rates to low birth and death rates as a country develops from pre-industrial to industrialized economic system

Question 2

Summary:

Answer 2

• The growth rate results from the interaction between the birth rate, the death rate, and net migration.
• There are substantial difference among countries.
• The DTM explains the technical and societal
  changes responsible for these differences.
• The good match between the DTM and real-world data indicates that we have a good understanding of population dynamics.
  Global population growth is decreasing and 11B are predicted for 2100.