People & The Planet - Topic 1 Key Words

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Birth Rate
The number of births per 1000 people in a year
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Death Rate
The number of deaths per 1000 people in a year
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Infant mortality rate
The number of deaths of children (under 5) per thousand live births per year
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Natural Increase
The difference between birth and death rate
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Natural Change
The change in population over one year, as a result of the difference between birth and death rates
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Zero Population Growth
When Natural Change and migration change cancel each other out and there is no change in Total Population
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Migration
The process of people changing their place of residence, either within or between countries
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Immigration
A person arriving in a country or region to live (for at least 1 year)
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Emigrants
A person arriving a country or region to live (for at least a year)
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Economic Migrant
A person who moves in order to find employment
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Net Migration
The difference between migrant arrivals and departures. If arrivals exceeds, the balance is positive. If departures exceed arrivals, balance is negative.
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Ageing Population
A population with rising average age
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Youth Population
A population in which there is a high % of people under the age of 16
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Optimum Population
When resources and population are equally balanced. Achieving this sustainable situation is the main aim of most governments
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Carrying Capacity
The maximum number of people that can be supported by the resources and technology of a given area
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Population Structure
The composition of a population, usually in terms of its age and gender
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Other cards in this set

Card 2

Front

The number of deaths per 1000 people in a year

Back

Death Rate

Card 3

Front

The number of deaths of children (under 5) per thousand live births per year

Back

Preview of the back of card 3

Card 4

Front

The difference between birth and death rate

Back

Preview of the back of card 4

Card 5

Front

The change in population over one year, as a result of the difference between birth and death rates

Back

Preview of the back of card 5
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