IB Definitions: Core-Patterns and Change

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core and periphery
the concept of a developed core surrounded by an undeveloped periphery. The concept can be applied at various scales.
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ecological footprint
the theoretical measurement of the amount of land and water a population requires to produce the resources it consumes and to absorb its waste under prevailing technology.
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global climate change
the changes in global patterns of rainfall and temperature, sea levels, habitats and the incidences of droughts, floods and storms, resulting from changes in the Earth's atmosphere, beleieved to be mainly caused by the enhanced greenhouse effect.
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GNI (Gross National Income)
the total value of goods and services produced within a country together with the balance of income and payments from or to other countries.
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migration
the movement of people, involving a change of residence. It can be internal or external (international) and voluntary or forced. It does not include temporary circulations such as commuting or tourism.
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remittances
transfers of money/goods by foreign workers to their home countries.
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soil degradation
a severe reduction in the quality of soils. The term includes soil erosion, salinization, and soil exhaustion (loss of fertility)
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Other cards in this set

Card 2

Front

ecological footprint

Back

the theoretical measurement of the amount of land and water a population requires to produce the resources it consumes and to absorb its waste under prevailing technology.

Card 3

Front

global climate change

Back

Preview of the front of card 3

Card 4

Front

GNI (Gross National Income)

Back

Preview of the front of card 4

Card 5

Front

migration

Back

Preview of the front of card 5
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