ORCID

Abstract

Life Cycle Assessment (LCA) is a methodology for the evaluation of the (relative) potential environmental impacts of a product system throughout its life cycle. It is standardised under the ISO14040 and ISO14044 series. When conducted rigorously, LCA provides a quantitative framework for comparing environmental impact and can challenge or substantiate common assumptions regarding environmental performance of the system. However, it is essential that any reported results are read in combination with the defined goal and scope, as the choice of the system boundary and/or the allocation of burdens and other methodological choices can influence the outcome presented. This review will introduce the methodology for life cycle assessment then consider LCA in the context of fibre-reinforced polymer-matrix composites with a focus on bast fibre reinforcements. It highlights key sources of uncertainty and variability, including data quality, use of proxies, and incomplete inventories, and considers emerging impact concerns such as marine plastics pollution and end-of-life management of composite products.The review also situates LCA within broader composite sustainability decision-making, linking environmentalassessment to hotspot identification, circular strategy validation, and complementary sustainability assessmenttools addressing prosperity, people, and policy.

Publication Date

2026-07-22

Publication Title

Composites Part A: Applied Science and Manufacturing

Volume

210

ISSN

1359-835X

Acceptance Date

2026-07-17

Deposit Date

2026-07-24

Keywords

sustainability, polymers, Life cycle assessment, composites, bast fibres

Creative Commons License

Creative Commons Attribution 4.0 International License
This work is licensed under a Creative Commons Attribution 4.0 International License.

J2026_Bast_5.pdf (1193 kB)

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J2026_Bast_5.pdf (1193 kB)

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