Population Key Words

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Natural Population Change
Change in population caused by the birth and death rates only (death rate - birth rate = natural population change)
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Overall Population Change
Change in population caused by births, deaths and migration (death rate - birth rate +/- migration = overall population change)
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The Demographic Transition Model
A model representing the four stages of population growth over time as death and birth rates have changed
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Optimum Population
The best possible balance between number of people living in an area and the availiable resources
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Overpopulation
When a country or region does not have enough resources to keep its people at a reasonable standard of living
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Underpopulation
When a country or region has more resources available than are being used by the people living there
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Population Pyramid
A diagram showing the ages and gender of the population of an area
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Population Density
The average number of people in a given area (people per area)
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Population Distribution
The way that people are spread out in an area
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Migration
The permanent, seasonal or temporary movement of people
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International Migration
The movement of people on a permanent basis between countries
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National Migration
The movement of people on a permanent basis within a country
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Emigration
The movement of people outward from a country
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Immigration
The movement of people inward to a country
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Push Factor
The reasons people emigrate from a place
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Pull Factor
The reasons people immigrate to a place
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Intervening Obstacles
Obstacles a migrant may encounter when emigrating/immigrating
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Asylum Seeker
A person who has left their country in fear of persecution, They have asked for permission to stay in another country
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Refugee
A person who has been forced to leave their country in fear of their lives. They run away often with no idea where they will end up and with no permission to stay in another country
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Illegal Immigrant
A person who enters a country to live and work there without permission
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Other cards in this set

Card 2

Front

Change in population caused by births, deaths and migration (death rate - birth rate +/- migration = overall population change)

Back

Overall Population Change

Card 3

Front

A model representing the four stages of population growth over time as death and birth rates have changed

Back

Preview of the back of card 3

Card 4

Front

The best possible balance between number of people living in an area and the availiable resources

Back

Preview of the back of card 4

Card 5

Front

When a country or region does not have enough resources to keep its people at a reasonable standard of living

Back

Preview of the back of card 5
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