Population Theories:-

The examination of differential fertility and mortality showed how
little is known of the main influences upon population growth. Consequently, theories of population growth have been proposed, trying to explain the main influences, especially with respect to fertility. Counts has classified these theories into three categories: biological, cultural and economic.

Biological Theories:-stress that the law regulating human population is basically the same as that regulating the growth of plants and animals that demographic growth is not unique This view has found different exponents in the last two centuries, relating fertility
To nutrition and density. The Brazilian dietitian De Castor, for example; postulated in his Geography of Hunger that there is an inverse relationship between protein intake and human fertility. With sweeping generalizations lie correlated low productivity and high reproductively to hunger, especially specific hungers of proteins,......

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Title: Population Theories:-
Approximate Word Count: 756
Approximate Pages: 4 (250 words per double-spaced page)

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