embodied-carbon cut Microsoft reports for the low-clinker / SCM concrete mixes it is testing (Washington pilot)
>50%estimate
| Value kind | estimate — Interpret this value according to its displayed kind, scope, source, and as-of date. |
|---|---|
| Scope | Pilot mixes under test in Washington (biogenic limestone, fly ash, slag) against traditional mixes. Microsoft says they 'can lower' embodied carbon by more than 50%; this is a pilot figure, not a measured project result, and it excludes CO2-mineralizing admixtures. |
| As of | 2024-12 |
| Source | Microsoft Cloud blog, 'Sustainable by design: Advancing low-carbon materials', 4 Dec 2024 · Low-carbon concrete section; Washington pilot mixes can lower embodied carbon by more than 50% versus traditional mixes |
| Review | checking…review by 2027-10-19 · standard cadence |
| Recorded changes | last 2026-10-19 · 2 revisions tracked |
| Claim id | embodied-carbon-reduction-achievable-on-the |
Where the guide uses it
← Full numbers register — every date-stamped figure in the guide, with revision history.