Live · Regen Canvas
0 / 500 kgCO₂/m²
Regenerative building visualization
🧪 EN 15978 · Portugal · Open-Data · Free for Architects

The regenerative design canvas for Southern Europe.

Not another LCA calculator. A living tool that thinks in lifecycles, ruins, biodiversity and Portuguese law — so your building gives back more than it takes.

K for quick command
15 Materials benchmarked
A1–D EN 15978 phases
4 Variants compare
Undo history
1 Your project

Tell us about your site and we'll do the rest.

Pick a preset or start from scratch. Every slider updates the results in real time.
🏚️ Site mode — Ruin-First
⚡ Quick presets
Gross floor area180 m²
Total conditioned floor area · A1–A3 basis
Wall height2.8 m
Floor-to-ceiling · affects volume & surface area
Wall thickness30 cm
External walls · hempcrete typical: 30–40 cm
Window ratio (WWR)18%
Algarve optimum: 15–20% south · minimize east/west
Number of floors1
0kgCO₂
Net lifecycle · A1–C4 per m²
Embodied A1–A30 kg
Biogenic sink0 kg
Transport A40 kg
End-of-life C1–C40 kg
Wall area total0 m²
U-value (est.)0 W/m²K
Set a material to see the impact.
2 Materials

Pick your reference material — compare up to four.

Each material card shows A1–A3 embodied, biogenic storage, and local availability for Portugal.

Side-by-side comparison

All four variants scored against the same geometry.

3 Lifecycle results

The story of every kilogram in your building.

EN 15978 phase breakdown. Green below zero = your building is a carbon sink.
0 kg kg CO₂-eq
Your net carbon flow is equivalent to
0
trees · absorbing 22 kg CO₂/year each
🚗0
km driving avoided
✈️0
transatlantic flights
🏠0
homes powered /year
🍔0
beef burgers
4 Regenerative score

Beyond less-bad. How much does your design give back?

A Wild Roots signature score: biodiversity delta, water footprint, carbon sequestration, and local economy — combined.
0
Not calculated
🐝
Biodiversity net gain
species supported · +/- baseline
0%
💧
Water resilience
embodied + operational water footprint
0%
🌱
Carbon sequestration
biogenic storage vs. emission
0%
📍
Local value chain
material-kilometers · < 100km sourcing
0%
5 Portuguese regulation

Will the Câmara Municipal approve this?

Automatic pre-check against RAN, REN, REH and local height limits. Based on Algarve defaults — verify with your arquiteto.

Solar gains · Vila do Bispo

PVGIS v5.2 · 37.08°N, 8.93°W
1,940
kWh/m²·yr global
2,983
sunshine hours
12.3°C
winter min avg
26.8°C
summer max avg
0
kWh passive gain/yr
0
kWp rooftop potential
6 Carbon cost

What does your design cost at tomorrow's carbon price?

EU-ETS is projected to hit €150–300/tCO₂ by 2035. Slide to see your building's shadow price.
Carbon cost impact
0
at 100 €/tCO₂
€30 (today) €100 (2028) €200 (2032) €300 (2035) €500 (crisis)

Your badges

Unlock as your design improves — export to LinkedIn or your portfolio.

🏆
Sub-300 Club
Net < 300 kgCO₂/m²
🌳
Carbon Sink
Net negative lifecycle
📍
100% Regional
All materials < 100km
🏛️
Ruin Rescuer
Used existing structure
♻️
Circular-Ready
>80% recyclable
🐝
Bio+
Positive biodiversity
✏️

Define your own material

Use an EPD from your local supplier or your own lifecycle data. All values stay client-side — nothing is uploaded.