Key concepts: systems
Related concepts: Processes, sustainability
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name
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définition
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LEDC
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Less Economically Developed Country 
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MEDC
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More économicaly developed countries
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Urbanisation
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Urbanization refers to the population shift from rural to urban areas, the gradual increase in the proportion of people living in urban areas
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rural
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Countryside
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slum
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a squalid and overcrowded urban street or district inhabited by very poor people
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Causes of urbanisation:
Urbanisation results in different patterns in different parts of the world.
Push Factors (reasons to leave a place)
- Unemployment and low wages
- Overpopulation
- Poor crop yields
Pull Factors (reasons to go to a place)
- Better paid jobs in the cities
- an expected higher standard of living
- reliable food supply
- Better medical conditions
- Access to higher education
Slum/Squatter settlement:
Problems of slums: Non-suitable housing, lack of clean water, lack of sanitation, bad road infrastructure, lack of lighting, no electricity.
A good case study to look at is Dharavi the slum is Mumbai India.
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