| Areatime-unit | Technical unit groups | m2*yr |
| Biodiversity Unit (Occ.) | Other unit groups | PBR |
| Biodiversity Unit (Transf.) | Other unit groups | PBR/a |
| Biotic Production Unit (Occ.) | Other unit groups | kg |
| Biotic Production Unit (Transf.) | Other unit groups | kg/a |
| Ecoinvent unit cubic meter-years (m3a) | Other unit groups | m3a |
| ecoinvent unit dimensionless (for use with counted items, ratios, boolean expressions, dummy variables) | Other unit groups | dimensionless |
| Ecoinvent unit ma (ma) | Other unit groups | ma |
| Ecoinvent unit ton kilometer | Other unit groups | tkm |
| Erosion Resistance Unit (Occ.) | Other unit groups | kg |