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Reason for rapid growth of world population - SS2 Geography Lesson Note

The rapid growth of the world population can be attributed to several key factors:

Fertility Rates: Historically, high birth rates have contributed to population growth. In many parts of the world, couples have had more children due to the need for agricultural labor, lack of access to contraception, and high child mortality rates. While fertility rates have declined in many countries, they remain high in some regions.


Increased Life Expectancy: Advances in healthcare, sanitation, and nutrition have significantly increased life expectancy. This means that more people are living longer, leading to a larger overall population.


Medical Advances: Medical breakthroughs, such as vaccines and antibiotics, have reduced infant mortality and the prevalence of diseases. This has led to more children surviving into adulthood, further contributing to population growth.


Urbanization: As more people move from rural areas to cities in search of better opportunities, urbanization has become a driving force behind population growth. Urban areas often have higher birth rates than rural areas.


Cultural and Religious Factors: In some cultures and religions, large families are encouraged or considered a social norm, leading to higher birth rates.


Economic Factors: In some countries, having more children is seen as a form of social security, as children can provide support in old age. Economic stability and social welfare systems can also influence family size decisions.


Migration: Migration, whether international or internal, can contribute to population growth in destination areas. Immigrants often have higher birth rates than the native population in some countries.


Political Policies: Government policies can influence population growth. In some cases, pro-natalist policies, like incentives for having more children, have been implemented to boost population numbers.


Social Norms: Changing social norms and values can influence family planning decisions. Education and empowerment of women, for example, can lead to smaller family sizes.


Globalization: The interconnectedness of the world has allowed ideas, technologies, and goods to spread more rapidly. This has affected birth rates and family planning choices in various regions.


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