Population - Research Article from Encyclopedia of Sociology

This encyclopedia article consists of approximately 22 pages of information about Population.
This section contains 6,562 words
(approx. 22 pages at 300 words per page)
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Overview of Population History

A brief overview of major changes in the characteristics of human populations will suggest some of the linkages between social life and these characteristics. (For a more detailed discussion see, for example, Wrigley 1969; Petersen 1975.)

During Neolithic times, hunting and gathering groups probably consisted of only a few dozen individuals. Based on the technology and the area believed to have been populated, it is estimated that in about 8000–6000 B.C. the population of the world was only five million to ten million (Yaukey 1985, p. 38). Probably about half of all children died before age 5. Mainly because of the high mortality of infants and children, life expectancy was probably only about 20 years, although some adults would have survived to advanced ages. Maternal mortality was also high, probably resulting in considerably shorter life expectancy for females than for males (United Nations 1973, p. 115). In such a setting, the social...

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This section contains 6,562 words
(approx. 22 pages at 300 words per page)
Buy the Population Encyclopedia Article
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Encyclopedia of Sociology
Population from Encyclopedia of Sociology. Copyright © 2001-2006 by Macmillan Reference USA, an imprint of the Gale Group. All rights reserved.
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