population analysis Free Essay, Term Paper and Book Report
The figure below represents the age structure of the population in Mexico, which is representative of that in many lesser developed, rapidly growing nations. (In fairness to Mexico, we must recognize that it has made significant progress in slowing population growth over the past decades. TFR in Mexico is now 2.6 children per woman.)
The age structure diagram breaks the population into males (on the left) and females (on the right). The percentage of the population falling into each 5-year age class is indicated, beginning with individuals between 0 and 4 years old, and ending with individuals 85+ years old. Dark shading represents the ages that are considered prereproductive and reproductive, while lighter shading indicates post-reproductive individuals.
By studying the age structure diagram, you can see that there are so many young people that even if all of them did no more than RLF (replacing themselves and their mates), the population would still grow for a couple of generations. Imagine the young moving up in the diagram and replacing themselves. The diagram would fill in......
Word Count: 1009
Page Count: 4 (250 words a page / double spaced)
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