Geography 104 Third Midterm

Geography 104 Third Midterm - Geography 104 Third Midterm...

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Geography 104 Third Midterm Ecumene: Permanently inhabited areas of the earth Anecumene: Portion of earth that is uninhabited or only temporarily or intermittently inhabited Crude Birth Rate: Annual Number of live births per 1,000 population (age, sex, not specified) Total Fertility Rate: Average number of children that would be born to each woman during her reproductive age Crude Death Rate (CDR): Annual number of deaths per 1000. *Less infant deaths in developed regions. Higher infant deaths in developed regions Infant Mortality Rate (IMR): Ratio of deaths of infants under 1 year to number of births per 1000 Natural Increase Rate (NIR): Percent growth of population: NIR= CBR – CBR Demographic Transition: Process of change in a society’s population with respect to economic development. 4 stages: 1 High Stationary: High birth and mortality 2 Early Expansion: High birth, dropping mortality rate- large growth 3 Late Expansion: Medium birth, dropping mortality rate- growth 4 Low Stationary: Equal birth and mortality- little or no growth Developed Countries: gradual and long term decline in CDR since 1750. Simultaneous and compensating reduction in CBR Developing Countries: “Population Explosion” after 1950. Dramatic drop in CDR after WW2. Medical revolution World Population Growth: Doubling Times: Number of years for population to be doubled (Rule of 70) Population Pyramid: Graphic device that represents a population by age and sex. Dependency Ratio: Number of people too young or too old to work World Languages: Language: Organized system of speech by which people communicate with each other with mutual comprehension (approx. 6800 languages in the world) Language family: Group of languages thought to have a common ancestral Tongue Rurgan Tehory: People who diffused from ?
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Population Density: Measurement of the numbers of persons per unit area of land within predetermined limits Physiological Density: Number of persons per unit area of agricultural land (arable land) Agricultural Density: Number of rural residents (farmers) per unit of agriculturally productive land. The measure excludes a region’s urban population and its non-arable land from the density calculation. Overpopulation: Value judgment that an environment is unable to support its present population Carrying Capacity: Number of people that can be supported by available resources. Level of technology, access to resources, carrying capacity exceeded in sub-
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Geography 104 Third Midterm - Geography 104 Third Midterm...

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