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Designers have a responsibility to consider the wider impact of their products on the environment, society and the economy. This lesson covers the environmental, social and economic challenges in design as required by AQA GCSE Design and Technology (8552), Section 3.3. These topics are frequently tested on Paper 2 and should also be addressed in your NEA.
The manufacture, use and disposal of products all contribute to greenhouse gas emissions (mainly CO2, methane and nitrous oxide), which drive global warming.
| Stage | Environmental Impact |
|---|---|
| Raw material extraction | Mining, logging and drilling damage habitats and release CO2 |
| Manufacturing | Energy use (often from fossil fuels) produces CO2; chemical processes cause pollution |
| Transportation | Shipping products globally burns fossil fuels |
| Use | Electrical products consume energy; products may release harmful substances |
| Disposal | Landfill produces methane; incineration releases CO2 and toxins |
Deforestation — the clearing of forests for timber, agriculture or development — has severe consequences:
Design response: Use timber from FSC-certified (Forest Stewardship Council) sustainable forests. Choose fast-growing timbers (bamboo, pine) over slow-growing hardwoods (mahogany, teak). Use engineered boards (MDF, plywood) that make efficient use of timber.
| Type | Source | Example |
|---|---|---|
| Air pollution | Factory emissions, vehicle exhaust | Smog in industrial cities |
| Water pollution | Textile dyeing discharge, chemical waste from factories | River pollution near textile mills in Bangladesh |
| Land pollution | Landfill waste, illegal dumping | Plastic waste in developing countries |
| Microplastic pollution | Synthetic textiles releasing fibres during washing | Microfibres in oceans from polyester clothing |
AQA Exam Tip: When discussing environmental challenges, always link the issue to a specific design response. For example: "Microplastic pollution from polyester clothing can be reduced by designing garments from natural fibres or by including a microfibre-catching filter in washing machine designs."
The 6 Rs framework helps designers minimise environmental impact:
| R | Meaning | Example |
|---|---|---|
| Reduce | Use less material, energy or packaging | Concentrated washing liquid (smaller bottle, less water in transport) |
| Reuse | Design products for multiple uses | Reusable water bottles replacing single-use plastic bottles |
| Recycle | Design products so materials can be recovered and reprocessed | Using recycled aluminium for drinks cans (95% less energy than virgin aluminium) |
| Refuse | Avoid using harmful or unnecessary materials | Refusing single-use plastic straws; using paper alternatives |
| Rethink | Completely reconsider how a product or service works | Streaming music instead of manufacturing physical CDs |
| Repair | Design products that can be easily fixed | Fairphone — modular smartphone designed for easy component replacement |
Fair Trade is a movement that ensures producers in developing countries receive a fair price for their goods, safe working conditions and community investment.
| Fair Trade Principle | Benefit |
|---|---|
| Fair prices | Farmers and workers earn enough to cover the cost of sustainable production |
| Safe working conditions | No child labour, safe factories, reasonable hours |
| Community development | Premium funds invested in schools, clean water, healthcare |
| Environmental standards | Restrictions on harmful chemicals, encouragement of organic practices |
Real-world example: Fair Trade cotton is used by brands like People Tree and Patagonia. The cotton is grown without harmful pesticides, and farmers receive a guaranteed minimum price plus a social premium.
Planned obsolescence is when products are deliberately designed to have a limited lifespan, forcing consumers to buy replacements.
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