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Exploring models which describe changes in birth and death rates as countries go through five stages of development. How does development impact population age and rate of change?Key facts
- The Demographic Transition Model describes the five stages of development industrial countries undergo, and how these impact their demographic.
- Stage 1: total population is low, but stable. Stage 2: Improving food supply reduces death rate, resulting in a population rise.
- Stage 3: the population is still rising, but the birth rate falls as women pursue education and careers.
- Stage 4: the population is high, but stable with low birth and death rates. Stage 5: if fertility falls to a low enough level, the population will be high, but will begin to decline.
Transcript
The world's population is increasing by two people every second.
But global population was once stable.
As countries have developed, birth and death rates have changed dramatically.
The changes can be explained by the Demographic Transition Model, which describes the five stages of development of industrialised countries and how these impact a ...
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