Tag

carbon footprint

Every clca article tagged “carbon footprint” — 5 technical pieces covering the topic from methodology, standards interpretation and practical application angles.

5 articles

2026-06-1810 min readCorporate Carbon

ISO 14067: calculating a product carbon footprint and making claims about it

One indicator, full life cycle. What ISO 14067 inherits from ISO 14044, the partial footprint concept and the limits of claims.

2026-05-189 min readVerification

Product Carbon Footprint (PCF) vs LCA: is one a subset of the other?

PCF is a single-indicator LCA summary; a full LCA delivers 19+ indicators. The link to ISO 14067, GHG Protocol Product Standard and EN 15804+A2.

2026-05-0710 min read

What is a carbon footprint? Product, organisation and personal

One term covers three different things, and confusing them breaks the arithmetic. The boundaries and units of product, corporate and personal footprints.

2026-04-2811 min read

How is a carbon footprint calculated? Step by step

The calculation itself is a multiplication. The hard part is deciding what to multiply, and making the number defensible.

2026-04-268 min read

What is an ecological footprint? How it differs from a carbon footprint

One measures hectares, the other tonnes. The two are constantly confused and end up in the wrong place in company reports.