Human Geography: Population

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Age distribution: a model used in population geography that describes the ages and number of males and females within a given population; also called a population pyramid. Agricultural Density: the ratio of the number of farmers to the amount of arable land. Arithmetic density: total number of people divided by total land area Cairo Conference: Carrying capacity: the maximum population that an area will support without undergoing deterioration Census: a complete enumeration of a population Child mortality rate: death of children under the age of five. Contraception: deliberate prevention of conception or impregnation. Crude death rate: the total number of deaths in a year for every 1000 people alive in the society. Crude birth rate: total number of live births in a year for every 1000 people alive in the society. Demographic equation: The formula that calculates population change. The increase (or decrease) in population is births minus deaths plus (or minus) net migration. Demographic transition: a process with several stages, every country is in one of them. Demography: the statistical study of population especially with respect to size, density and distribution. Dependency ratio: the number of people, who are too young or too old to work, compared to the number of people in their productive years. Doubling time: the time required for a population to double with given popualiton growth rate. Ecumene: the portion of earth’s surface occupied by permanent human settlement is called the ecumene. Epidemiological transition: focus on distinctive causes of death in each stage of the demographic transition. Infant mortality rate: the annual number of deaths of infant under 1 year old of age. Compared with total live births. J-curve: This is when the projection population show exponential growth; sometimes shape as a

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