Ch. 15 Population, Urbanization, and Environment

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Ch. 15 Population, Urbanization, and Environment by Mind Map: Ch. 15 Population, Urbanization, and Environment

1. Fertility

1.1. incidence of childbearing in a country's population

1.1.1. New node

1.2. Demographers sescribe fertility using the crude birth rate

2. Mortality

2.1. incidence of death in a country's population

2.2. demographers measure mortality using both the crude death rate and the infant mortality rate

3. Migration

3.1. The net migration rate is the difference between the inmigration rate and the outmigration rate.

4. Population growth

4.1. In general, rich nations grow as much from immigration as from natural increase; poorer nations grow almost entirely from natural increase

5. Population Growth

5.1. In General, rich nations grow as much from immigration as from natural increqase; poorer nations grow almost entirely from natural increase

6. Population Compostion

6.1. Demographers use age-sex pyramids to show graphically the composition of a population and to project population trends

7. Important Terms

7.1. demography - the stusy of human population

7.2. fertility - the incidence of childbearing in a country's population

7.3. crude birth rate - the number of live births in a given year for every thousand people in a population