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POPULATION & DEMOGRAPHICPYRAMIDS TRANSITION
Demographic Transition - Stage 1
Demographic Transition - the change in population characteristics of a country to reflect medical technology or economic and social development.
Crude Birth Rate: High 40-50 / 1,000 Crude Death Rate: High 40-50 / 1,000 Natural Increase Rate: None 0 / 1,000 Today, no country in the world is in Stage 1.
Demographic Transition
Demographic Transition - Stage 2
As medical technology is introduced, a population lives longer as the death rate is lower from the rates of stage one.
Crude Birth Rate: High 40+ / 1,000
Crude Death Rate: Lower 15 / 1,000 Natural Increase Rate: Very High 25+/1,000
Demographic Transition - Stage 3
As the wealth and education of a country increases, social norms, and use of contraception dictate the birth of fewer children per woman.
Crude Birth Rate: Lower 20 / 1,000
Crude Death Rate: Low 10 / 1,000
Natural Increase Rate: Low 10 / 1000
Demographic Transition - Stage 4
As the final stage in the transition of population characteristics, the fourth stage sees the population increase rate again at 0. This stage reflects a highly industrialized, educated society.
Crude Birth Rate: Low 10 / 1,000 Crude Death Rate: Low 10 /
1,000 Natural Increase Rate: None 0 / 1,000