greenfield/brownfield sites

Disadvantages

• Often more expensive as old buildings have to be cleared and made free of pollution.
• Often surrounded by rundown areas, so doesnt appeal to more wealthy people as residential locations.
• Higher pollutio levels so less healthy.
• May not have good access to modern roads.

Advantages

• Reduces the loss of countryside.
• helps to revive old and disused urban areas.
• Services such as water, gas, electricity and sewage are already in place.
• Located nearer to main areas of employment so commuting is reduced.

Disadvantages

• Valuable farm/recreational space lost.
• Attractive scenery lost.
• Wildlife and their habitats are disturbed or lost.
• Development causes noise and light pollution in the surrounding countryside.
• Encourages suburban sprawl.

Advantages

• Relatively cheap and rates of house building are faster.
• The layout is not hampered by previous development so can easily be made efficient and pleasant.
• The environment is healthier.