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Agricultural density
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Terms in this set (60)
Agricultural density
Ratio of the number of farmers to the amount of arable land
Concerned with limiting population growth
Arithmetic density
Total number of people divided by the total land area
Asylum seeker
Someone who has migrated to another country in the hope of being recognized as a refugee
Brain drain
Large-scale emigration of talented citizens of a country who leave to seek better opportunities for their talents
Boserup Theory
Explains how population increase necessitates increased inputs of labor and technology to compensate for reductions in the natural yields of swidden farming.
Carrying capacity
Largest number of people that the environment of a particular area can sustainable support.
Chain migration
Migration of people to a certain location because family members of the same nationality previously migrated there
Deliberate prevention of conception or impregnation by any of various drugs, techniques, or devices; birth control
Crude birth rate (CBR)
Total number of live births in a year for every 1,000 people alive in the society
Crude death rate (CDR)
Total number of deaths in a year for every 1,000 people alive in the society
Demographic transition model
Process of change in a society's population from a condition of high CBR & CDR w/ low rate of NRI to low CBR & CDR w/ low NIR & a higher total population
Dependency ratio
Number of people under the age of 15 and over the age of 64, compared to the number of people active in the labor force
Portion of Earth's surface occupied by permanent human settlement
Migration from a location