Changing Cities Flashcards
(120 cards)
What is urbanisation?
Urbanisation is the increase in the proportion of people living in urban areas compared to rural areas
What is the distribution of the urban population globally?
50% of people live in urban areas
47 megacities (10 million +)
emerging countries have been recently urbanising rapidly
How many people live in urban areas globally?
50%
How many megacities are there?
47
What are the trends in urbanisation for developed countries and why has this happened? (3 + facts for each)
- urbanised in the 1800s due to industrialisation - mechanisation in farming and increase of factory jobs (UK cities grew by 10% a year 1830-90)
- unpredictable crop nature led to failure and famine (potato famine in Ireland killed 1 million in 1840-50)
- transportation improved (e.g. 1940s railway)
How much did UK cities grow in the 19th century?
10% per year between 1830-90
When was the potato famine in Ireland and why did it occur?
1840-50 - killed 1 million due to unpredictable crop nature
When did UK railways improve?
Railways 1940s
What are the push factors for rural to urban migration in a developing country? (3)
Push Factors from BIHAR:
- Green Revolution and mechanisation - loss of farming jobs
- Indian tradition to split land equally between sons leads to plots of land too small to support a family
- education/healthcare is poor as people don’t want to work in the impoverished countryside
What are the pull factors for rural to urban migration in a developing country? (3 + facts)
- better jobs - 30,000 rupees average income in Mumbai per year
- healthcare/education better - 3 universities in Mumbai
- investment into Mumbai from Indian government and international agencies e.g. UN improving water supplies - also means more employment
How many universities are there in Mumbai?
3
How much is average income in Mumbai?
30,000 rupees per year
Give an example of an international agency investing in Mumbai.
the UN in public works - improving water supplies means employment and better infrastructure as a result
How has urbanisation occurred naturally?
High birth rate in developing countries - e.g. by lack of contraception, education, need children for work or to compensate for high infant mortality
What are the generic effects of urbanisation in developing (2) and developed (2) countries? (facts for each)
- Squatter settlements develop e.g. Dharavi e.g. 1 million per square mile
- air/noise/water pollution e.g. 4,000 cases of diarrhoea, diphtheria and typhoid daily in Dharavi
- investment increases e.g. London contributes 21.9% to UK economy
- Gap between rich and poor increases
How many people live in Dharavi?
1 million per square mile
How many cases of disease are there per day in Dharavi?
4,000 cases of diarrhoea, diphtheria and typhoid daily
How much does London contribute to the UK economy?
21.9%
What are the factors that cause urbanisation to vary? (4)
- historical factors
- recent economic factors
- political factors
- physical factors
How do physical factors cause levels of urbanisation to vary?
flat land - more accessible - infrastructure more developed - increased connectivity - businesses locate there
How do political factors cause levels of urbanisation to vary?
- London is centre of UK governance - encourages growth
What is the distribution of urban areas in the UK?
- distribution is uneven
- population density generally lower in the North than the South
- London has highest population density of 5000 people /km²
- Liverpool and Portsmouth 3000+ people /km²
- overall population density of 266 /km²
What is the population density of London?
5000 people /km²
Which cities have a population of 3000+ people /km²
Liverpool and Portsmouth