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Unit 2 Vocab

AP Human Geography

TermDefinition
demography study of the statistics of the changing population regarding births, deaths, disease
Overpopulation more people than resources
ecumene inhabited land
census official count of a population
population distribution the arrangement of people living in a given area
arithmetic population density total number of people/total land area
physiologic population density total population/total areable land
agricultural density total number of farmers/farmable land
crude birth rate number of births per 1,000 people
crude death rate number of deaths per 1,000 people
natural increase rate difference between the number of live births and number of deaths occurring in a year
doubling time amount of time it take for a population to double
total fertility rate number of children who would be born per woman during child bearing years
life expectancy average time a person is expected to live
population pyramid graph that shows distribution of various age groups within a population
dependency ratio measure showing the number of dependents (0-14, 65-older) to the total population
sex ratio number of males to females in a population
demographic transition model illustrates the transition from high birth and death rates to low birth and death rates as a country develops
agricultural revolution transition from paleolithic diet to a diet of cultivated foods due to a more productive form of agriculture
industrial revolution started in Britain during 18th century, rapid development of industry because of advanced machinery
medical revolution the leap of medical knowledge in stage 2 of the demographic transition
zero population growth constant level of population by only producing enough births to replace the current population
linear growth population grows by the same amount in each time step
exponential growth rapid growth in population compared to total number
Neo-Malthusians those who believe in population control programs to ensure resources for current and future populations
family planning the practice of controlling the number of children in a family and the intervals between their births
epidemiological transition a sudden increase in population growth rates due to medical innovation
Created by: amberlague