Suburbanisation Summary Notes

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Suburbanisation: the movement of residents from the inner cite to the outskirts or the ruralurban
fringe, forming suburbs.
Why do people want to suburbanise?
Push Factors Pull Factors
Inner city housing is usually of poor quality ­ for Planning laws are usually more relaxed in the
example in the UK the inner cities were rebuilt suburbs, so it is easier to build houses
quickly and cheaply after the war
As countries develop, governments often clear Public transport improvements make
low quality city centre accommodation and commuting to the CBD significantly easier
relocate residents to the suburbs ­ this took
place in the 1950s70s in the UK
Deindustrialisation of city centres has led to As businesses and shop relocate to the suburbs
people losing their jobs (cheaper rents), more jobs and services become
As unemployment increases, the average More open spaces, and the perception of being
disposable income decreases so local shops and closer to nature ­ the rural idyll
services may close
High congestion and population density Lower land and housing prices
Pollution caused by industry, noise and traffic Technological advances have made it possible
for people to work from home
The inner cities have higher crime rates, with a Better quality schools and more accessible
greater threat of assault, vandalism and healthcare services
property based threat linked to the rise in
Impacts on the City Centre
As people and businesses move out to the suburbs, building in the CBD are left derelict and
begin to decay
As businesses leave unemployment increases, leading to a downward spiral in living standards
and poverty
As urban areas spread, more ground is concreted over, which increases surface run off and
the risk of flooding
The people who don't relocate to the suburbs are pooper and often foreign immigrants,
leading to economic and ethnic segregation
People living in the suburbs may commute into the CBD, increasing congestion and pollution
Impacts on the Inner City
New housing estates are built on open countryside, affecting wildlife habitats
Wealthier middle class people move to the suburbs where there is a better quality of life
Most people in the suburbs own cars, meaning the number of vehicles on the road increases,
causing congestion and air pollution

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Green Belt' policies often need adopting to limit growth in the fringe and encourage
development of the fringe
Consequences for the city as a whole:
Greater polarisation of wealth, class, ethnicity, education, employment and mobility between
the inner city and suburbs
Increase in air pollution due to the rise in number of residents commuting larger distances
Increase in the size of the city as suburbs expand
Case Study: Los Angeles, America
Los Angeles has attracted millions to California and has a population of 24 million.…read more

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Waste ­ 24 million people in Greater LA produce 50,000 tonnes of waste daily. A new
government scheme involves a 30% refund on every drinks container (coffee cups/water
bottles/cans) recycled.
Energy ­ In AugSept 2010, record heat wave temperatures caused power blackouts from
an increase in energy demand to run air conditioning systems.…read more


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