Urban Issues and Challenges in HICs Flashcards

1
Q

What affects the location of UK cities?

A

Relief - most cities are found in low lying areas

Location along rivers and coasts for trade

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2
Q

How is the UK’s population distributed?

A

The south east is the most densely populated part of the UK, especially London. There is a higher density area in the midlands, with cities such as Sheffield and Birmingham. The north, Scotland, and Wales are less densely populated.

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3
Q

Why is the UK an example of a HIC?

A

The UK has a GNI per capita of £22,000/$28,800, more than the $12,736 needed for a HIC. There is a high proportion of people working in the tertiary and quaternary sector and a high life expectancy.

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4
Q

What are the different zones found in cities?

A

Central Business District - shops, entertainment, offices, main economic area
Inner city - factories and dense housing
Suburbs - larger houses and retail parks
Rural-urban fringe - estates and airports

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5
Q

Why is London important?

A

It is the capital, wealthiest, and most populous UK city. It is cosmopolitan, brings in lots of tourists, has good governance, and is ethnically diverse. It is a world city as one of the two most important financial centres (along with New York). There are world renowned universities and media facilities. It generates ~20% of the UK’s GDP.

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6
Q

Why did London grow?

A

It was the capital of the Roman colony in Britain and became a port along the Thames. New docks were built in the Victorian era, allowing for more trade and manufacturing, attracting new people.

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7
Q

Why is London the UK’s transport hub?

A

As London declined as a port, other transport likes were built. The UK’s roads focus on it e.g. the M4 to Cardiff sprouting off the M25. The same is true of trains. Heathrow and Gatwick, the UK’s two busiest airports, are in London.

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8
Q

How and why is foreign investment benefiting London?

A

Many of London’s buildings, such as the Shard, and football teams are owned by foreign investors. International migration work in high and low paid jobs, giving London money for infrastructure and general improvements.

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9
Q

How has London’s population changed over time?

A

It grew rapidly during the 19th century during the industrial revolution. It then shrunk during and after WW2, reaching a low point in 1980. Since then the population has increased again, partially because of EU migration, to ~9 million today.

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10
Q

How does London’s age demographics compare with the UK’s as a whole? Why?

A

London has a generally younger population compared to the UK. The most common age group is 25-29, compared to 45-49 in the UK. Young people migrate to London for high paying jobs and universities. Older people migrate away to avoid pollution and start families.

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11
Q

Describe London’s ethnic diversity

A
White UK - 45%
White other - 15%
South Asian - 12%
Black - 13%
Mixed - 5%
Other - 3%
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12
Q

How has international migration changed London?

A

New shops and building styles
More languages spoken
More food types - Chinatown
More vibrant culture - Notting Hill carnival
Many international headquarters - Willis Group

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13
Q

How can national migration change a city?

A

New housing demand leads to urban sprawl and large housing estates
Out migration can cause the ‘doughnut effect’ where the inner city is left abandoned

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14
Q

How has urban change affected Shoreditch?

A

Thirty years ago, Shoreditch was a rundown inner city area. Many Bangladeshi families moved in. Shoreditch has now been gentrified and Bangladeshi families are moving away as rents rise. There are now creative industries, with the area around the Old Street roundabout nicknamed ‘Silicon Roundabout’. There is new entertainment: Spitalfields Market, fashionable places to shop around Brick Lane, and street art.

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15
Q

How has urban change affected the Docklands?

A

The Docklands were once full of industry and trade, but by 1980 they were empty as container ships grew too large for them. In 1981 the London Docklands Development Corporation (LDDC) was set up to regenerate it. It brought in private investment, resulting in the development of Canary Wharf, with high rise office blocks and international banks. Over 100,000 people work there, helping London become a financial city.

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16
Q

Why is improved transport needed in London?

A

The number of yearly passengers on the Underground is over 1 billion and increasing as London expands. By 2050 the demand for London’s public transport will grow by 60%. Transport needs to be linked together to allow for more people to go on it.

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17
Q

What are the plans for Crossrail?

A

A £15bn rail route going east-west through London, from Reading to Shenfield and Abbey Wood, with a loop to Heathrow. It was due in December 2018, but has been delayed and bailed out. Crossrail 2, a north-south route, is planned for 2030.

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18
Q

What are the potential impacts of Crossrail?

A

Reduce journey times, e.g. from Liverpool Street to Heathrow from >1 hour to 35 minutes
Increase the number of rail passenger journeys by 10% (200m)
Bring 1.5m more people within a 45 minute journey of central London
Raise property values around stations by ~25%

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19
Q

What is urban greening?

A

How we increase and protect the green spaces in cities

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20
Q

How green is London?

A

London is one of the world’s greenest cities, with 47% of the city being green space e.g. parks, woodlands, cemeteries, and gardens. There are many large parks such as Hyde Park.

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21
Q

What are the benefits of a green city?

A

Trees produce oxygen, clean the air and help reduce global warming - there are 8.1 million trees in London
Reduced flooding risk by reducing surface runoff
Provides a landscape for wildlife - 13,000 wildlife species in London
Green spaces are used for exercise
Growing food - 30,000 London allotments

22
Q

What strategies are used to make London greener?

A

Individual actions like feeding birds and not paving over gardens
Connecting green spaces to help species naturally migrate - London has a ‘green grid’ to link open spaces

23
Q

What is social deprivation?

A

The degree to which a person or community lacks the things essential for a decent life, including work, money, housing, and services.

24
Q

How many people in London live in poverty?

A

Over 2 million

25
Q

How does social deprivation vary between London’s boroughs?

A

Kensington and Chelsea, a wealthy borough: 5-10% of people on benefits
Newham, a less wealthy borough: >20% of people on benefits, life expectancy 8 years lower

26
Q

How does deindustrialisation cause social deprivation?

A

Industrial decline causes a decrease in wealth. People move away, leaving derelict buildings that become a target for crime. This is often linked to poor access to services such as healthcare and education, with fewer job opportunities causing social unrest.

27
Q

Why is there a shortage of homes in London? How has this affected house prices?

A

London’s population is growing by ~100,000 people/year, but only ~20,000 new homes are being built in London. Since 2007 house prices have risen by ~165% in London.

28
Q

What are the advantages and disadvantages of building on brownfield sites?

A

Advantages: reduces urban sprawl, less car demand as public transport is better, improves the urban environment
Disadvantages: old buildings may need demolishing, ground may need decontaminating, land is more expensive

29
Q

What are the advantages and disadvantages of building on greenfield sites?

A

Advantages: more need for cars, increases urban sprawl, land is unlikely to be turned back to countryside, farmland may be lost, may destroy habitats
Disadvantages: land is cheaper, no demolition or decontamination needed

30
Q

What is London’s ‘green belt’?

A

It is land around London with very strict planning controls, meant to preserve farmland, woodland, and parkland. Some say it is too expensive, and many people live in cities such as Reading and commute into London, which are now encroaching into the countryside instead.

31
Q

How does NOx pollution affect London?

A

Nitrous oxides are produced mostly from vehicle emissions. In many parts of central London and around Heathrow, NOx levels exceed the EU limit of 40mg/m^3. Exposure to air pollution causes over 4,000 premature deaths a year in London.

32
Q

How is London trying to reduce emissions?

A

Cycle superhighways with dedicated lanes - over the last 50 years cyclists have increased from 1% to 15% of road users
Low emission and ultra low emission zones with congestion charges on high polluting vehicles

33
Q

Where is the Lower Lea Valley?

A

It is found between Newham and Tower Hamlets, meeting Hackney in the north and the Thames in the south

34
Q

What was the Lower Lea Valley like before regeneration?

A
Old factories and homes
Derelict and overgrown sites
Electricity pylons and overhead cables
Contaminated soil and polluted waterways
Two industrial estates employing 5000 workers
Clays Lane community with 500 homes
35
Q

Why was regeneration needed in the Lower Lea Valley?

A

It was once one of the main industrial areas, but nearly all industry left, leaving the site derelict and overgrown. The boroughs encompassing the Valley are some of the most deprived in London. There were environmental problems like toxic waste.

36
Q

What were the obstacles to the regeneration of the Lower Lea Valley?

A

The land had to be brought together under one owner, the Olympic Delivery Authority (ODA)
Existing landowners had to leave; some protested, like Clays Lane
Land had to be decontaminated
Electricity pylons had to be removed and put underground
Bridges had to be built over waterways and railways

37
Q

Why was the London 2012 delivery bid successful?

A

There was a large area of available land
East London has very good transport connections e.g. Stratford International Station
London’s diverse population makes it ideal for the Olympics
The bid promised to leave a lasting legacy that would help to regenerate east London

38
Q

What environmental regeneration has taken place in the Lower Lea Valley?

A

Contaminated soil and polluted waterways were removed and decontaminated
Electric pylons were removed and moved underground
The Queen Elizabeth Olympic Park was built, the largest new park in London for over a century, with over 100 hectares of open space
The area is far more attractive

39
Q

What social and economic changes have taken place at the Lower Lea Valley?

A

The London Legacy Development Corporation (LLDC) was set up in 2012 to plan regeneration after the Games
The Athlete’s Village, now East Village, has been converted to 2800 new homes, with half at affordable rent, with a school and independent shops
Here East is a hub for creative and media industries, with 5000 jobs
The Olympic stadium is the new home of West Ham United FC
The International Quarter is a new commercial development of high-rise offices and will employ 25000 people
The Aquatics Centre and Velopark opened to the public
Much of the social housing was demolished and not replaced
Some smaller businesses could not afford the higher rents and were forced out

40
Q

What have been the benefits of the Lower Lea Valley regeneration project?

A

The Olympic legacy has reached £13 billion as firms are contracted for future games
East Village is very sustainable
New high paying jobs are available in Here East and the International Quarter
There are new recreation opportunities

41
Q

What have been the costs of the Lower Lea Valley regeneration project?

A

Many people living in social housing there e.g. in Clays Lane were forced out
Small businesses that could not afford rent were forced to move or close
Much of the housing will not be completed until 2030

42
Q

What is affordable housing in London defined as?

A

Housing subject to rent controls so the rent is 80% of the local market rate

43
Q

What is a sustainable city?

A

One where social, economic, political, and environmental planning has allowed it to meet its needs without compromising the needs of future generations

44
Q

Why can cities be more sustainable places than the countryside?

A

Everything is closer so fewer road journeys are needed
Careful planning allows resources to be saved e.g. public transport
People work together to generate ideas or produce goods and services that benefit the economy

45
Q

How is urban sustainability measured?

A

The ‘Green City Index’ is often used. It scores cities out of ten on several factors, such as waste generation, water wastage, and good governance. The top city is Copenhagen.

46
Q

What is an ecological footprint?

A

The area of land needed to produce all of the resources that a, in this case, city uses and to dispose of its waste and emissions

47
Q

Why is London’s ecological footprint about twice the size of the UK?

A

Most of London’s food is grown outside the city
Water is taken from rivers and below ground
Most of its energy comes from burning fossil fuelled that are drilled or mined
A lot of waste ends up in landfill
Pollution spreads beyond the city in air and water

48
Q

How can cities become more sustainable? How is London attempting this?

A

Recycling more waste - discouraging business plastic use
Improved public transport - Crossrail
More green spaces - green roofs on buildings in East Village
Local energy schemes - using a combined heating and power scheme in East Village
Better cycling routes - dedicated cycle superhighways

49
Q

What makes the East Village a sustainable urban community?

A

Green roofs to encourage wildlife and slow water runoff
High density apartments to reduce heat loss
Ten hectares of parkland with hundreds of planted trees
Half of homes rented at lower rates
Shops run by small, independent businesses to keep money in the local economy
A school and a large health centre
Bus services and trains to the rest of London

50
Q

How does East Village use 50% less water than an average urban area?

A

Water is recycled locally, with rainwater draining to ponds from roofs and pavements, where it is filtered and cleaned naturally, before being recycled for toilet flushing and irrigating plants

51
Q

How does East Village use 30% less energy than an average urban area?

A

There is a Combined Heat and Power system, which generates power and produces hot water from the same source of energy, in this case biomass. It only works locally as water gets cold underground.

52
Q

What are the benefits of cycling?

A

Quick and reliable form of transport
Reduced air pollution and CO2 emissions
Lower levels of obesity and a good form of exercise
Less stress and better health
Improved access to shops and services
More people on the streets, making them feel safer
For every £1 invested in cycling, £4 goes into the local economy