Changing Population and Places

The Demographic Transition Model

Stage 1:

Stage 2:

Stage 3:

Stage 4:

Stage 5:

Birth rates and Death rates are high and variable

Population growth fluctuates

Reasons why birth rates are high

To replace other children who have dies

To continue the family name

To take care of parents when they are elderly

Reason why death rates are high

Lack of clean water

Lack of food

Poor hygiene and sanitation

Overcrowding

Courageous diseases

Birth rates remain high; death rate falls dramatically

Birth rates drop; death rates remain low

Population growth continues but at a smaller rate

Birth rates and death rates are low and variable

Birth rates are lower than death rates

Population declines

Reasons for low birth rates

Government looks out for people through health services and pensions

Widespread use of family planning

Women want careers of their own

Reasons why death rates are low

Clean water

Reliable food supply

Good hygiene and sanitation

Rising standards of living

Natural Increase