urbanisation Flashcards

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1
Q

what is urbanisation

A

increasing proportion of a countries population living in urban areas

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2
Q

what is the change and the current trend

A

1950 - 750million
2014 - 3.9billion

most = n.america, s.america, europe
least = africa
fastest = asia

HIC slower rate as trend to move to low density housing aided by increased affluence and commuting ability

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3
Q

why does urbanisation happen

A

natural population growth
- cities have young population due to good jobs and education services so of fertile age
- young families also choose to stay in city for close services
- Nappy Valley clapham

rural to urban migration
push = bad crops, disease, natural disaster, war
pull = better paid jobs, better services, perceived better QofL

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4
Q

what are the 5 consequences of urbanisation

A

urban sprawl
lack of housing
unaffordable housing
lack of urban services
transport issues

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5
Q

what is urban sprawl

A

spread of an urban area to surrounding countryside

  • needs more roads and infrastructure
  • less economically efficient than high density
  • more commuting so more congestion and pollution
  • more impermeable surfaces so more runoff and floods so poorer quality and less can enter groundwater so less quantity
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6
Q

consequence of shortage of houses

A

leads to informal settlements becoming established

  • 25% of worlds population
  • poor access to water, electricity and sanitation
  • 2014 east asia 250million slum dwellers

upgrade programme partnership LOCAL NGO + DEVELOPMENT ORGANISATION to help dweller rights and provide basic services

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7
Q

lack of affordable housing

A

in HIC prices are not affordable for the average person
- in London between 2010 + 2019 prices rose by 70%
- due to gentrification and wealthy foreign investors pushing house prices up
- local people are priced out of the area and young local people struggle to get on the property ladder

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8
Q

lack of urban services

A

LIC has financial restraints which makes provision of services and maintenance of infrastructure difficult

leads to
-congestion
- flooding
- disease

2015 5% of piped water reached informal settlements in 42 Indian towns

waste remove is a struggle so it gets left in streets or are left in overfilled landfill sites
- some places refuse is economic opportunity as they can recycle waster and use it to make new products and sell them or for personal use

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9
Q

transport issues

A

more people
more traffic
more congestion
more pollution and billions wasted in lost productivity

more commuters so rush hour aswell

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