Every clca article tagged “emission factor” — 4 technical pieces covering the topic from methodology, standards interpretation and practical application angles.
4 articles
A product's embodied carbon is the sum of its A1–A3 emissions per declared unit. The formula, the A1/A2/A3 split, pulling values from EPDs, the biogenic carbon distinction and a worked example for 1 m² of wall.
Read morePurchased goods and services is most companies’ largest emission line — and usually their worst-measured one. A staged method for raising data quality.
Read moreThe calculation itself is a multiplication. The hard part is deciding what to multiply, and making the number defensible.
Read moreThe multiplier in every carbon calculation. The source you pick moves the result noticeably, and the wrong factor is the most common calculation error.
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