Poulation growth

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Poulation growth

Reasons for falling death rates

-Developement of medical knowledge - Better access to water and food suplies. - Spread of knowledge about a good lifestyle.

Reasons for high death rates

They are compex and can change rapidly

Diseases

In some cases, bad health and nutrition.

War and natural disasters (results for a limited time)

Reasons for high birth rates

Economic

- In LEDCs, people have children to provide the labour for the family's farm - In many countriespeople hve no ability to read and don't have information about contraceptives. - In por countries, people ensure that some of their children reach adulthood.

Demographic

Countries with a high quantity of women tend to have more children

Religious

In some religions, such as Catholic, Hindu and Mulism, people encourage to have children.

Cultural and Social

- Big number of children in some societies - Desire for a son to carry on the family name. - Some people children to be looked after whn they grow old. - Polygamous societies - In some societies, girls have children at a young age.