Zero population growth

Zero population growth , sometimes abbreviated ZPG (also called Expired the replacement level of fertility ), [1] is a requirement of demographic balance Where the number of people in a specified population Neither grows nor Declines , regarded as a social aim by some. [2] According to some, zero population growth, perhaps after stabilizing at some optimum population , is the ideal towards which countries and the world should aspire in the …

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Population momentum

Population momentum is the proportion between the size of a stable (unchanging) population to the total size of the initial population that experiences a drastic shift in fertility to replacement rate (2.1 children per woman). [1]Demographers refer to population momentum as the size of the resulting population-equivalent population relative to the current size of the population.

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Population ethics

Population ethics is the philosophical study of the ethical problems concerning populations . It is also sometimes called population axiology , which is „the theory of the state of affairs is better than another, where the states of affairs may differ over the number of people who ever live „. [1] It is possible to affect individual persons but instead to replace one group of people with another. Such problems …

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Population Control: Real Costs, Illusory Benefits

Population Control: Real Costs, Illusory Benefits is a nonfiction book by Steven W. Mosher , first published in 2008. „Population Control“ is a detailed exhibition on the global effort to combat overpopulation , arguing that it is not only in many cases , and that overpopulation is a myth. Mosher was first exposed to population control policies when he visited …

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Physiological density

The physiological density or real population density is the number of people per unit area of arable land . [1] A higher physiological density suggests that it is possible to use a lower bound to have a lower physiological density. Population density is a measure of the number of people in an area. It is an average number. Population density is calculated by dividing the number …

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Malthusianism is the idea That population growth is exponential Potentially while the growth of the food supply is arithmetical at best. It derives from the political / economic thought of the Reverend Thomas Robert Malthus , as laid out in his 1798 writings, An Essay on the Principle of Population , Malthus believed there were two types of „checks“ that in all times and places …

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