Metric · draft
A measurable indicator (students often call it a KPI) used as evidence for a design decision.
| Category | Carbon |
| Unit | kgCO2e/m² |
| How it is calculated | Material quantities × emission factors from EPDs/databases, summed over life-cycle modules (A1–A3 or A1–C4) ÷ gross floor area. Calculated with LCA tools such as One Click LCA or Bombyx. |
| Origin | standard |
| Standard | EN 15978 |
| Status | draft |
Also known as: Embodied carbon · Total embodied carbon · Annualised embodied carbon · Global warming potential (embodied) · GWP A1–A3 · Carbon footprint · Embodied carbon of materials
What it measures
Greenhouse-gas emissions caused by producing and building the structure, per square metre.
Calculation
Material quantities × emission factors from EPDs/databases, summed over life-cycle modules (A1–A3 or A1–C4) ÷ gross floor area. Calculated with LCA tools such as One Click LCA or Bombyx.
Connections
- Used in case studies: Adam Večeřa, Adéla Berkovitz, Ece Yasar, Hynek Hrabík, Ilinca Maria Baciu, Julia Kopác, Lindsay Daphne Macuja, Robin Jesenský, Sara Gani
- Tools that can calculate it: Bombyx, CO2mpare, LearnCarbon, One Click LCA
- Informs decisions on: Embodied carbon and adaptive reuse of logistics buildings
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