LCA Practice

12 Aug 2026 · 2 min read

PCR Selection and EPD Comparability: Why the Same Product Can Show a Different Carbon Figure

Two EPDs for the same product can show different carbon figures — and neither need be wrong. The Product Category Rules behind…

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29 Jul 2026 · 2 min read

“Low-Carbon Steel” Has No Single Definition — How to Specify It Without Getting Greenwashed

“Low-carbon” or “green” steel can mean scrap-EAF metal, hydrogen-reduced iron, mass-balance-allocated tonnes, or simply “below industry average.” It is a marketing term,…

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8 Jul 2026 · 3 min read

Module D in EN 15804: The Recycling Credit Almost Nobody Gets Right

Module D reports the recycling and recovery credits beyond the system boundary — and it is the EPD figure most often mis-netted…

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1 Jul 2026 · 3 min read

What a Steel Mill’s Electricity Contract Has to Do With Your Building’s BREEAM Score

A steel mill's electricity contract quietly shapes the steel's EPD, the building's embodied carbon, and its BREEAM or LEED score — four…

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10 Jun 2026 · 3 min read

How to Read an EPD Like an Auditor: 7 Red Flags That Should Make You Reject One

Specifiers take the carbon number on an EPD at face value — they should not. The seven things an experienced verifier checks…

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20 May 2026 · 9 min read

Embodied Carbon Limits in Europe: Which Countries Are Moving Fastest?

While the EU sets the baseline through the EPBD, several Member States are already enforcing mandatory embodied carbon limits for new buildings.…

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13 May 2026 · 8 min read

Circularity Indicators in EPDs: How Recycled Content and End-of-Life Data Are Reshaping Declarations

ECO Platform and programme operators are integrating circularity indicators into EPDs. Recycled content, recyclability potential, and material passports are becoming part of…

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29 Apr 2026 · 8 min read

GWP Declaration Under the New CPR: A Practical Guide for Product Manufacturers

The revised CPR requires Global Warming Potential declarations for construction products. This practical guide explains what to declare, where the data comes…

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20 Feb 2026 · 12 min read

Wood and Timber EPDs: Biogenic Carbon Rules Under EN 15804+A2

Wood stores carbon dioxide absorbed during tree growth, but EN 15804+A2 requires that biogenic carbon flows are tracked transparently across all life-cycle…

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17 Feb 2026 · 15 min read

Steel EPDs Under EN 15804+A2: Production Routes, Scrap, and Module D

Steel is central to modern construction, but its environmental profile depends dramatically on the production route. This article examines how EN 15804+A2…

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