🏡 Housing estates
New estates of houses are built for families who want more space and a garden. Many people who live there are commuters, who travel into the city for work. This is why the fringe often has heavy traffic at rush hour.
Managing Urban Areas » The Rural-Urban Fringe
What you'll learn this session
Study time: 30 minutes
Edexcel spec: 6.3 Different strategies can be used to manage social, economic and environmental challenges in a sustainable manner (a)
- What the rural-urban fringe is and why cities grow outwards into it
- The types of development found there: housing estates, retail parks, business and science parks, industrial estates
- The greenfield versus brownfield debate
- How to give a balanced answer on where new buildings should go
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Unlock This CourseWhere the city meets the countryside
As a city grows, it needs more homes, shops and workplaces. Space in the middle is already full and land there is very expensive, so many new buildings go on the edge of the built-up area. This edge zone is called the rural-urban fringe. On one side you have streets and estates. On the other you have fields, farms and woods.
Key terms:
- Rural-urban fringe: the zone at the edge of a city where urban land uses meet the countryside.
- Greenfield site: land that has never been built on, such as a farm field.
- Brownfield site: land that has been built on before and is now empty or unused, such as an old factory site.
- Retail park: a group of large shops with a big car park, usually on the edge of a town or city.
- Business park: an area of modern offices set in landscaped grounds.
- Science park: an area of laboratories and offices for research and high-tech firms, often linked to a university.
- Industrial estate: an area of factories and warehouses grouped together.
Why build on the fringe?
The fringe is attractive for developers for several reasons:
- Cheaper land: land costs less than near the centre, as you saw in Urban Land Use Patterns.
- More space: large, flat sites are available for big buildings and car parks.
- Good access: ring roads and motorways run near the edge, so lorries and cars avoid the busy centre.
- Pleasant surroundings: fields and open views make homes and offices more appealing.
Types of development on the fringe
🛒 Retail parks
Large shops such as furniture, electrical and DIY stores locate here. They need big buildings and car parks, and customers can drive in easily and load goods into cars.
🏢 Business parks
Companies move their offices here from the centre. Rents are lower, there is free parking, and staff enjoy the green setting.
🔬 Science parks
High-tech and research firms group together, often near a university. Sharing ideas and staff helps them to develop new products. They are clean, quiet and attractive to look at.
🏭 Industrial estates
Factories and warehouses need large, flat sites and easy access for lorries. Being by a ring road or motorway lets goods reach other cities quickly, and noise and fumes are kept away from the city centre.
🚗 Why cars matter
Most of these developments depend on road access. Many are hard to reach by bus or bike, so car use rises.
The greenfield versus brownfield debate
When a city needs new buildings, it can use a greenfield site or a brownfield site. Each has advantages and disadvantages. This is a debate, not a simple right answer.
🌿 Greenfield site (never built on)
Advantages: usually cheaper to buy; flat, empty land is easy to build on; space for large buildings and gardens; pleasant views and a quiet setting.
Disadvantages: farmland, wildlife habitats and open space are lost; traffic and pollution rise as car use increases; roads and sewers must be built; the city spreads outwards.
🏗 Brownfield site (built on before)
Advantages: reuses land, so countryside is saved; often close to jobs, shops and public transport; roads and services already exist; tidies up derelict land.
Disadvantages: often more expensive to build on; the ground may be polluted by old industry and need cleaning first; sites can be small or awkward; old buildings must be knocked down.
Worked example
Question: A council needs 500 new homes. It can use a field on the edge of the city or an old factory site in the city. Which is better?
Greenfield case: the field is cheaper and has space for gardens, but farmland is lost and residents will drive to work.
Brownfield case: the factory site is close to jobs and buses, and the countryside stays untouched. But the ground may need expensive cleaning.
Judgement: brownfield is usually better for the environment and for sustainable living, but there may not be enough brownfield land. So councils often use a mix of both.
Why is it a debate?
Different groups want different things. Developers and many house buyers like greenfield sites because they are cheaper and more attractive. Environmental groups and local residents often object because they do not want to lose farmland and wildlife. Councils must balance the need for new homes and jobs against protecting the countryside. You will see how these groups work in Who Manages Cities?
People living nearby may also dislike extra noise, traffic and the loss of views. Meanwhile, brownfield sites inside the city may be left empty and ugly, which helps nobody.
Common mistakes
Common mistakes
- Mixing up the two terms. Greenfield = never built on (think green grass). Brownfield = built on before.
- Saying "greenfield is bad and brownfield is good" with no balance. Both have costs and benefits, so give both sides.
- Writing only "it is cheaper" with no reason. Say why, for example "land at the edge is in less demand, so it costs less".
- Forgetting that the fringe is where urban and rural land uses meet. It is not the city centre and it is not open countryside.
Exam-style question
(a) Explain what is meant by a brownfield site. [2 marks]
(b) Explain why many new retail parks and housing estates are built on the rural-urban fringe. [4 marks]
(c) "New homes should be built on brownfield sites, not greenfield sites." Do you agree? Give reasons for your answer. [4 marks]
Model answer
(a) A brownfield site is land that has been built on before. (1) It is now unused or derelict, such as an old factory. (1)
(b) Land on the edge of a city is cheaper than in the centre, so developers can afford large sites. (1) Retail parks need space for big shops and car parks, which is available on the fringe. (1) Roads such as ring roads give customers easy access by car. (1) Housing estates are built there because families want gardens and a quieter setting, and they can commute into the city. (1)
(c) I agree. Brownfield sites reuse land, so farmland and wildlife habitats on greenfield sites are protected. (1) They are often close to jobs and public transport, so people use cars less. (1) However, brownfield land can be polluted and expensive to clean, and there may not be enough of it. (1) Overall, brownfield sites should be used first, with greenfield land only when needed. (1)
Exam tip
For a "do you agree?" question, give reasons for and against and then end with a clear judgement. Without the judgement you cannot reach full marks.