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Birth Rate
Death Rate
Fertility Rate
Infant Mortality Rate
Life Expectancy (Longevity)
Migration Rate
Population Density
Natural Change
Zero Growth Rate
Stage 1 of the DTM
High birth rate and high death rate.
Stage 2 of the DTM
High birth rate, death rate falls.
Stage 3 of the DTM
Birth rate falls rapidly and the death rate a little.
Stage 4 of the DTM
Low birth rate and low death rate.
Stage 5 of the DTM
Birth rate drops below death rate.
Push Factors
Pull Factors
Internal Migration
