Diagram
One question leads to the next
- ScienceWhat is actually happening to energy and carbon?
- TechnologiesWhich tools could help, and what are their limits?
- PEIHow do those tools work in a real Island place?
- ActionWhat is a sensible next step for me?
- ResearchWhere does the evidence come from?
What is clean technology?
Clean technology is a practical umbrella term for products, processes and services designed to reduce environmental impacts compared with the alternatives. Think of generating electricity from wind, using less energy to heat a home, or recovering materials instead of discarding them. “Clean” does not mean impact-free: manufacturing, land use and disposal still matter.[1]
In short“Clean” means lower impact than an alternative, not zero impact.
Cleantech is a tool. Sustainability is the bigger goal.
Sustainability asks whether people can live well while protecting the environmental and social systems they depend on. Technology is one part of that answer, alongside public policy, fair access, conservation and changes in how we use resources. A new device is not automatically a sustainable choice.[1]
In shortTechnology supports sustainability, but it cannot deliver it alone.
From everyday problems to practical solutions
Heating a room, travelling to school and growing food all use energy and materials. Efficiency reduces the energy needed for a service. Electrification replaces fuel-burning equipment with electric alternatives. Renewable generation can supply that electricity with lower emissions, while ecosystem protection addresses needs that technology alone cannot solve.[1][18]
In shortUse less energy, electrify what you can, then supply that electricity more cleanly.
Ask better questions
Compared with what? Over what lifetime? In which place? Who benefits, and who carries the costs? These questions help separate meaningful environmental improvements from broad marketing claims. Look for evidence covering manufacture, use and end of life—not just what happens at the plug.[1]
In shortJudge a claim across its whole life, its location and who it affects.
Follow energy, carbon and climate in the interactive Science lessons →
PUT YOUR CURIOSITY TO WORK
What have you discovered?
Sources & further reading
- [1] IPCC. Climate Change 2023: Synthesis Report — Summary for Policymakers (opens in a new tab) (2023).
- [18] Natural Resources Canada. Heat Pump Basics (opens in a new tab) (Not dated).