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I’m planning to build
Plan the home system by system, then review concise sustainability, performance, and Canadian price information for each option.
The scale of the challenge
Buildings and construction account for about 37% of global CO₂ emissions.
Start with your home
How sustainable is your home?
Find out how your home performs in energy, materials, water use, and environmental impact.
Every home leaves a footprint. The choices inside it determine how large that footprint becomes.
Turn better information into a better home.
Interactive design tool
Build your own sustainable home
Choose insulation, exterior walls, windows, and roofing, then watch the home’s sustainability profile change.
Learning
Understand the choices behind a sustainable home.
Short, practical explanations connect building decisions with carbon, health, and long-term performance.
02How building materials affect indoor air qualityComing soon
03What makes a material more sustainable?Coming soon
Environmental impact assessment
Understand your home’s environmental impact
Your answers create a simple snapshot across six areas. This is a learning tool, not an energy audit.
Interactive design tool
Design your sustainable home
Choose one option for each house system. Scores and the Canadian planning estimate update with every decision.
Current house system
1. Choose a house system
2. Choose a material, device, or technology
Existing home · Material identification
Describe the material you see
You don’t need the technical name. Tell us where it is, then describe its colour, shape, or texture.
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Try:
Possible matches
It may be one of these materials
We cannot confirm a material from a text description alone. Compare the suggestions with the conditions on site.
Sustainable Building Plan
Plan every system of a sustainable home
Choose a house system, then select a material, device, or technology to see its essential sustainability information.
Level 2 · House systems
Choose a system
Only practical options used in contemporary Canadian construction are included.
Level 3 · Materials, equipment, and technologies
Housing & emissions
Why do buildings and construction produce so much CO₂?
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