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31 Cards in this Set
- Front
- Back
Population density |
A measurement of the number of people within a given unit of land. |
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arithmetic population density |
the population of a country or region expressed as an average per unit area. |
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physiological population |
the number of people per unit of of arable land |
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population distribution |
description of locations on the Earth's surface where populations live |
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dotmap |
maps where one dot represents a certain number of a population |
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megalopolis |
term used to designate large supercities that are forming in diverse parts of the world |
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census |
depends of population data |
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total fertility rate (TFR) |
the average number of children born to a woman in her childbearing years |
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aging index |
the number of people aged 65 years and older per 100 children aged 0-14 years |
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doubling time |
time required for a population to double in size |
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population explosion |
the rapid growth of a population. even shorter than the doubling rate |
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zero population growth |
a state when a population is maintained at a constant level. (the number of deaths are equal to the number of births) |
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natural increase |
population growth measured as the excess if live births over deaths |
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crude birth rate |
the number of live births in a year per 1,000 people |
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crude death rate |
the number of deaths in a year per 1,000 people |
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demographic transition |
Multistage model, based on Western Europe's experience, of changes in population growth exhibited by countries undergoing industrialization |
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stationary popoulation level |
the level at which a national population ceases to grow |
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population composition |
structure of a population in terms of age, gender and other properties such as marital status and education |
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population pyramids |
deals with age and gender |
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infant mortality rate |
a figure that describes the number of babies that die within their first year of their lives in a given population |
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child mortality rate |
a figure that describes the number of children that die between the first and fifth years of their lives in a given popuation |
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life expectancy |
indicating how long, on average, a person may be able to live |
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infectious diseases |
diseases that are spread by bacteria, viruses, or parasites. Infectious diseases diffuse directly or indirectly from human to human |
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chronic or degenerative diseases |
generally long-lasting afflictions now more common because higher life expectancies |
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genetic or inherited diseases |
diseases cause by variation or mutation of a gene or group of genes in a human |
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endemic |
a disease that is particular to a locality or region |
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AIDS |
Immune system disease caused by HIV which over a period of time weakens the immune system, causing extreme weight loss or other afflictions |
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expansive population policies |
government policies that encourage large families and raise the rate of population growth |
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eugenic population policies |
government policies designed to favor one racial sector over others |
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restrictive population policies |
government policies designed to reduce the rate of natural increase |
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one-child policy |
a program established by the Chinese government in 1979 to slow down population growth in China |