Life cycle inventory methodology report

This report is the 4th and most current global worldsteel life cycle inventory (LCI) methodology report.

Life cycle inventory study report 2021

This study report corresponds to the latest steel LCI data released in 2022 for 17 steel products. This is the 8th worldsteel LCI study and has been carried out in accordance with the worldsteel LCI methodology report.

Chain of custody principles and guidelines

worldsteel, together with its members, has developed a set of guidelines and principles to provide transparency and clarity on the application of chain of custody approaches within the steel industry.

GHG methodology mapping

worldsteel carried out an extensive mapping exercise and areas for possible future alignment.

LRPI Remanufacturing

Guidance on methodologies for modelling reuse and remanufacture in LCA Studies

Blast furnaces slag aggregates

Methodology for slag LCI calculation