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Rubenstien Chp 2


Demography The scientific study of population characteristics
Ecumene A portion of the Earth occupied by permanent human settlement
Arithmetic Density Toatal number of people divied by total land area
Physiological Density Number of people per unit of land suitable for agriculture
Agricultural Density Number of farmers per unit of land suitable for agriculture
Crude Birth Rate(CBR) Total number of live births per year for every 1000 people alive
Crude Death Rate(CDR) Total number of deaths per 1000 people alive
Natural Increase Rate(NIR) The percentage by which a population grows each year
Doubling Time Number of years needed to double a population
Infant Mortality Rate(IMR) Annual number of deaths of infant under 1 year of age per 1000 people in the population
Life Expectancy The average number of years a newborn can hope to live at birth
Demographic Transition Similar processes of change in society's population broken down into 4 stages
Agricultural Revolution Burst of population growth around 8000BC where humans domesticated plants and animals
Census A complete enumeration of a population
Zero Population Growth(ZPG) When birth rate equals death rate
Population Pyramid Graphic thast shows percentage of the total population by age group and gender
Dependency Ratio Ratio of the number of people too old or too young to work compared to people in their productive year
Sex Ratio Males to Females
Pandemic A disease that occurs over a wide geographic area and affects a high proportion of the population
Total Fertility Rate(TFR) Average number of children a women will have during her childbearing years.
Medical Revolution Late 20th century push of countries into stage 2 caused by new medical technology
Epidemiologic Transition Focuses on distinctive causes of death in each deomgraphic transition model
Epidemiology BRanch of science concered with incidence, distribution, and control of diseases
Overpopulation The number of people in an area exceeds the capacity of the environment to support life at a decent standard of living
Industrial Revolution A conjuntionof major industrial technology that transformed the process of manufacturing goods and delivering them to markets- 1750
Created by: dwebb