CUE 1 - urbanisation Flashcards
State the % of people living in urban areas in: 1960, current and 2050 predicted
1960 34%
2014 54%
2050 66%
Define urbanisation
The process by which an increasing proportion of people are living in urban areas
Give the two main causes of urbanisation
Natural growth
Rural to urban migration
List the pull factors for rural to urban migrations
More opportunities for employment
Informal sector work
Better social infrastructure i.e. Hospitals
Better quality of life
Give the push factors for rural to urban migration
Over farming
Poor infrastructure
Cash crops mean traditional agricukture is unsustainable
Natural disaters
Why does rural urban migration lead to greater natural growth?
Most migrants are in their fertile years and hence have more children, 22-29 age bracket tripled in last 50 years
What is urban sprawl?
The spread of an area into the surrondinf countryside
Give some negative impacts of urban sprawl
Greater costs for infrastructure
Loss of habitat for wildlife
Traffic congestion
Loss of agricultural land means food miles increase
More impermable surfaces = more chance of flooding
What is deindustrialisation?
The process by which industry moves out of the city centre, shopping centres popup on the outskirts of cities, leads to the decline of the central buisness district
The urban issue of housing shortages leads to what problem?
Informal or squatter settlements
Give reason why squatter settlements are often found on the edge of a city, give the problems this can cause
Land value is low
Because it is potentially dangerous and pollution is high
How many people are living in slum housing right now? Why is this figure inaccurate?
863 million
Inaccurate because no cenus of informal accomidation
Identify describe and evaluate three stratagies for dealing with slum housing.
1) remove slum, simply knock it down, bad as simply moves problem elsewhere
2) self help schemes, provide the slum dwellers with materials and give legal ownership, allows higher quakity of infrastructure to build up, health improves with better sanitation
3) slum upgrade, NGO’s e.g. Shack dwellers international, allows people to learn how to improve their own environment, focus on secruing rights, again better health etc
Outline as many facts about tower of david caracas venezula as you can relating to housing shortage as an urban issue
2007 skyscraper mid construction was occupied by squatters
5000 occupants
Gyms hair dressers built
Electrcity and water avaliable
Own government like system,
But expected to be very highly gang related i.e. Drug trafficking
What are the consequences of poor waste disposal within an urban area?
Congestion, water pollution (via leaching), and disease spreading