ISO 13391-3:2025

This document provides a methodology for determining the greenhouse gas emissions from alternative products (or a representative mix of alternative products). It also provides a methodology for calculating the displacement potential for wood and wood-based products. NOTE "Emissions from alternative products" is a term defined in ISO 13391-1. This document also deals with situations that do not lead to displacement. This document is intended to be used by organizations seeking to understand, commit to or contribute to climate change mitigation. These organizations can be either private or public, regardless of type or size, and located in any jurisdiction or any position within a specific value chain.