The Demographic Transition Model

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The Demographic Transtion model shows how changes in BIRTH RATES and DEATH RATES affect population growth in countries at diffferent stages of development:

Stage one:

Birth rates are high due to lack of contraception.

Death rates are high due to poor diets and disease.

High infant mortality rate.

Lack of medical attention.

Traditional socities.

Population grows very slowly.

An example is: Amazonia

Stage two- Early expanding:

Birth rates are high as children are needed for labour. (more to survive adulthood)

Better healthcare/sanitation.

Death rates fall due to improvements in healthcare and diets.

Population grows rapidly.

An example is: Egypt, India, Kenya.

Stage three-Late expanding:



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