Sociology › Section T · Population, cities, and environment › Topic T.1
Demography and population
Births, deaths and moves from place to place add up to the size and shape of every population. Demography measures those changes, and its theories argue over whether a growing world can feed and sustain itself.
In this topic
- Eight billion and counting
- Measuring births and deaths
- Migration
- Population composition
- How world population grew
- Malthus and the pessimists
- The optimists
- Demographic transition theory
- Worked example: natural increase and doubling time
- Worked example: Nigeria and Japan
- Common mistakes to avoid
- Key takeaways
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