IB Design Technology Topic 2.4 Clean Technology…

Clean Technology

This approach aims to lower environmental impact through
1. incremental or
2. radical improvements in production systems

Definition

Clean technology

Clean technology refers to products and processes that reduce waste and minimize the use of non-renewable resources.

Tip

Think of clean technology as a way to design smarter, using fewer resources and creating less waste.

Theory of Knowledge

How do cultural perspectives influence the adoption of clean technology?

Incremental versus Radical Solutions: Comparison, Advantages & Disadvantages

Key differences

Incremental solutions involve small, gradual improvements.
Radical solutions require significant changes or innovations.

Feature	Incremental Solutions:	Radical Solutions:
Innovation Type:	Small improvements to existing tech	Completely new tech or approach
Market Impact:	Competitive but low growth potential	High growth potential, first-mover advantage
Risk Level:	Low risk	Higher risk
Time & Cost:	Low cost, quick to adaption	High cost, lengthy R&D process

Analogy

Incremental Solution = Taking small, steady steps up a mountain with better shoes, improved gear, and optimized routes. (Gradual improvements to an existing method.)
Radical Solution = Inventing a jetpack to fly straight to the top. (A completely new way of solving the problem that changes the game.)

Advantages & Disadvantages

Incremental Solutions

Advantages for manufacturers / designers:
1. Uses existing technology (no need for new R&D).
2. Quick adjustments to regulations.
3. Low risk.
4. Enhances competitiveness.
Disadvantages for manufacturers / designers:
1. Frequent small updates needed to stay relevant.
2. Limited market growth due to competition in a crowded space

Radical Solutions

Advantages for manufacturers / designers:
1. First-mover advantage (patents, less competition).
2. High market growth potential.
3. Can create new technologies and industries.
Disadvantages for manufacturers / designers:
1. Expensive and slow R&D process.
2. High risk of failure.

Example

Incremental solutions

Smartphones: Adding better cameras or battery life to an existing phone model (e.g., iPhone 13 to iPhone 14).
Car Industry: Improving fuel efficiency in gasoline cars without switching to electric.
Fast Food Chains: McDonald's introducing a new burger variation using existing ingredients.

Example

Radical solutions

Smartphones: The first iPhone (2007) which revolutionized mobile phones by combining a touchscreen, internet access, and a digital ecosystem.
Car Industry: The transition from gasoline cars to electric vehicles (e.g., Tesla).
Fast Food Chains: The introduction of lab-grown meat as a sustainable alternative to traditional meat.

Common Mistake

Don't assume that incremental changes are always cheaper. Over time, they can add up!

Why Do Companies Clean Up Their Manufacturing?

Manufacturers clean up their factories and production processes for a few big reasons:
1. To Look Good: Companies want people to think positively about their products and services. Being seen as "eco-friendly" can improve their reputation.
2. To Protect Nature: They try to use fewer natural resources, waste less energy, and create less pollution.
3. To Save Energy & Cut Waste: For example, installing solar panels to power factories instead of using fossil fuels.

What Influences a Company to Go Green?

Social Reasons (People’s Opinions Matter)
1. If customers care about the environment, they may only buy from eco-friendly companies.
2. Public pressure (like protests or campaigns) can force companies to clean up their act.
Economic Reasons (Money Talks)
1. Using clean technology can save money by cutting energy and material costs.
2. Governments may offer rewards (subsidies) for using green tech or punish polluters with fines and extra taxes.
Political Reasons (Laws & Rules)
1. Some laws force companies to reduce pollution or waste.
2. If they don’t follow the rules, they could be fined or even banned from selling their products.

Note

Simple Takeaway

Companies clean up their manufacturing because it helps their image, saves money, and keeps them out of legal trouble.

International Legislation and Targets

International agreements, like the Paris Agreement, set targets for reducing pollution and waste.

Case study

The Paris Agreement is a global deal signed in 2015 by almost 200 countries to fight climate change.

Main Goals:

Limit Global Warming – Keep the Earth’s temperature rise below 2°C, ideally 1.5°C, compared to pre-industrial times.
Cut Greenhouse Gas Emissions – Countries set their own goals to reduce pollution from sources like factories, cars, and power plants.
Help Developing Countries – Richer nations support poorer ones with money and technology to fight climate change.
Review Progress – Every five years, countries check in and update their plans to improve efforts.

Why It Matters:

It's the biggest global effort to slow down climate change.
It encourages countries to take responsibility and work together.
It pushes for clean energy, reducing reliance on fossil fuels.

Challenges:

Some countries are not meeting their targets.
There’s no punishment if a country fails to follow through.
Some big polluters, like the U.S. (under Trump for a time), have left and rejoined.

End-of-Pipe (EOP) Technologies

What Are End-of-Pipe Technologies?

These technologies reduce or remove pollution at the last stage of manufacturing, just before waste or emissions are released.
They don’t stop pollution from being created, only from entering the environment.
Example: Factory filters that capture smoke before it goes into the air.

Why They Aren’t the Best Solution

They treat the symptom, not the cause – pollution is still being created.
Not the most sustainable approach – better to redesign products and processes to prevent pollution in the first place.
Cradle-to-Cradle Design (creating products that can be reused or recycled) is a more effective and sustainable alternative.

Different Approaches to Pollution in Manufacturing

Passive – Pollution is ignored.
Reactive – Pollution is produced and released but slightly reduced.
Constructive – EOP tech reduces pollution impact, but the manufacturing process remains unchanged.
Proactive – Manufacturing processes are redesigned to prevent waste and pollution from the start.

Note

Bottom Line

EOP technologies help reduce harm, but redesigning processes to eliminate pollution before it happens is the real solution.

System-Level Solutions

What Are System-Level Solutions?

These solutions focus on the entire system, not just individual parts.
They use rules, policies, and incentives (like taxes, subsidies, and laws) to reduce waste, pollution, and resource consumption.

Examples of System-Level Solutions

Taxes on pollution – Companies pay more if they pollute, encouraging cleaner production.
Tax benefits for sustainable businesses – Companies using green energy or recycled materials get financial incentives.
Legislation – Governments create laws to limit waste and emissions or ban harmful materials.
Cradle-to-Cradle Design – Products are designed to be fully reused or recycled.
Circular Economy – Instead of making, using, and throwing away, materials and products are kept in use for as long as possible.

Challenges

Complex & large-scale – Requires governments, businesses, and consumers to work together.
Conflicting interests – Some companies may resist change if it affects profits.

Note

Bottom Line

System-level solutions tackle environmental problems at the root by changing how industries and economies work, rather than just focusing on individual companies or factories.

Analogy

End-of-Pipe Technology (Reactive Fix)

Mopping up a leaking pipe instead of fixing the leak.

You're still producing pollution (like the leaking water), but just cleaning it up at the end so it doesn’t spread.
Example: Factories installing filters to reduce pollution but still creating it.

System-Level Solutions (Preventative Fix)

Fixing the leak so no water spills in the first place.

Instead of dealing with pollution after it’s created, you redesign the whole system to prevent pollution entirely.
Example: Governments banning harmful materials or offering tax breaks for companies using sustainable energy.

Bottom Line:

End-of-pipe solutions = Treating symptoms after they appear.
System-level solutions = Preventing the problem before it starts.

Reflection

Active recall

What are the key differences between incremental and radical solutions
How does legislation influence the adoption of clean technology?
Why are system-level solutions more sustainable than end-of-pipe technologies?

Clean Technology

This approach aims to lower environmental impact through
1. incremental or
2. radical improvements in production systems

Definition

Clean technology

Clean technology refers to products and processes that reduce waste and minimize the use of non-renewable resources.

Tip

Think of clean technology as a way to design smarter, using fewer resources and creating less waste.

Theory of Knowledge

How do cultural perspectives influence the adoption of clean technology?