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The average number of children born to women of childbearing age (usually 15-49) in a population.
Fertility Rate
The rate at which a population grows or declines due to the difference between birth and death rates.
Natural Increase
The number of deaths per 1,000 people in a population during a given period of time.
Death Rate
The number of live births per 1,000 people in a population during a given period of time.
Birth Rate
The total number of people living in a specific area or region.
Population
The average number of years a person is expected to live based on current mortality rates.
Life Expectancy
The amount of time it takes for a population to double in size at a constant growth rate.
Doubling Time
The number of people per unit area, such as per square kilometer or square mile.
Population Density
A graphical representation that shows the distribution of various age groups in a population, typically displayed as a bar chart with the youngest age groups at the bottom and the oldest at the top.
Population Pyramid
The movement of people from one place to another, either within a country or between countries.
Migration
The process by which an increasing proportion of a population lives in urban areas compared to rural areas.
Urbanization
Statistical data relating to the population and particular groups within it, such as age, gender, ethnicity, income, education, etc.
Demographics
The change in population size over time, usually expressed as a percentage increase or decrease.
Population Growth
The ratio of the economically dependent population (children and elderly) to the economically productive population (working-age adults), indicating the level of support needed for dependents.
Dependency Ratio:
Government strategies and measures aimed at influencing population growth, distribution, and structure through various means such as incentives, regulations, and family planning programs.
Population Policy
