GEO 1.1 POPULATION Flashcards
Demographic transition model
A simplified version of how population has changed because of changing birth and death rates over time in many countries.
Dependency ratio
The measure of the
number of working people, compared
with the number of people
Dependent population
The population below 15 and above 64 that does not work.
Economically active population
The working middle group of a population
those aged 15–64
Economic migrant
A person who moves for a better job and higher wages.
Emigrant
A person who moves AWAY from an area.
Environmental refugee
A person who moves away from a natural disaster
Fertility rate
The average number of children born per woman
Immigrant
A person who moves INTO an area from another area.
Infant mortality
The number of babies who die in the first year of life per 1000 live births.
Internal migration
A movement of population within a country.
International migration
A movement of people from one country to another
Involuntary migrant
A person who feels forced to leave his or her country
because of persecution, or the likelihood of harm if he or she stays.
Life expectancy
The number of years that a person can expect to live
averaged for their country or region
Migration
The movement of people from one place to another.
Over-population
Where there are too many people to be supported to a
good standard of living by an area’s resources
Physical Natural.
It includes weather, climate, soil, rock, natural vegetation, wildlife, relief and drainage.
Population density
The number of people (or other items) per square kilometre
Population distribution
How the population is spread over an area.
Population pyramid or Age–sex pyramid
A diagram used to show the structure of a population.
Population structure
The proportions (or numbers) of males and females in the young, middle and elderly age groups of a population.
Refugee
A person who moves to escape hardship or persecution.
Rural-to-urban migration
The movement of people from rural areas to live in towns or cities
Rural-to-rural migration
Rural-to-rural migration A movement
from one part of the countryside to
another.