World cities

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Rural-urban migration PUSH factors
e.g. Xiao Wanghu. Social: population growth. Economic: lack of opportunities, unstable jobs in primary sector and lack of services. Environmental: desertification, droughts and natural disaster.
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Rural-urban migration PULL factors
Social: family network and 'bright lights syndrome'. Economic: town and cities have concentrated funding. Secure jobs.
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Megacities: established
LA. A world city and megalopolis: home to 24 million people. Polycentric megacity, e..g Hollywood. Donut effect: sub-urban sprawl.
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Problems of LA
1. Waste: 24 million people produce 500,000 tonnes of rubbish a day. 2. Energy: 22,622 megawatts delivered in July 2006. 3. Work: deindustrialisation. 4. Housing shortages due to high migration. 5. Water is piped in from 350km away. 6. Air pollution
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Sustainability of LA
E-waste: recycled and reused. Bureau of sanitation uses biosolids as fertiliser. Cycling by an independent organisation. Tree division: 680,000 trees along 6,500 km miles. In 2009, the water quality compliance plan was set up: a 20 yr strategy.
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Megacities: consolidating
Mumbai. Provides 33% of India's tax revenue. Dharavi, Asia's largest slum is worth $10 billion. 60% live in poverty. 600 people arrive in Mumbai everyday. 40% of international flights land in Mumbai. The cottage industry provides $10 billion dollars.
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How has it grown?
Outsourcing communications, e.g. London banks moving call centres. Cities are global hubs. FDI and technology.
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Vision Mumbai
Every 1 metre they develop, they receive 1.3 metres for commercial development. 1. Upgrade infrastructure. 2. Increased use of transport systems: 150km metro line. 3. Boost economic growth by 8-10%.
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Sustainablity
Dongtan. A planned eco city at the mouth of the Yangtze river. Arup (hired by Shanghai Industrial Investment Corporation) planned an ecocity. A population of 500,000 with zero waste and energy from clean, renewable sources. Car free. Green roofs.
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Other cards in this set

Card 2

Front

Social: family network and 'bright lights syndrome'. Economic: town and cities have concentrated funding. Secure jobs.

Back

Rural-urban migration PULL factors

Card 3

Front

LA. A world city and megalopolis: home to 24 million people. Polycentric megacity, e..g Hollywood. Donut effect: sub-urban sprawl.

Back

Preview of the back of card 3

Card 4

Front

1. Waste: 24 million people produce 500,000 tonnes of rubbish a day. 2. Energy: 22,622 megawatts delivered in July 2006. 3. Work: deindustrialisation. 4. Housing shortages due to high migration. 5. Water is piped in from 350km away. 6. Air pollution

Back

Preview of the back of card 4

Card 5

Front

E-waste: recycled and reused. Bureau of sanitation uses biosolids as fertiliser. Cycling by an independent organisation. Tree division: 680,000 trees along 6,500 km miles. In 2009, the water quality compliance plan was set up: a 20 yr strategy.

Back

Preview of the back of card 5
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