Article | REF: G5500 V2

Life Cycle Assessment (LCA) - Overview, methodology, applications and limitations

Author: Patrick Rousseaux

Publication date: May 10, 2022, Review date: December 22, 2023

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5. Limits of LCA

The main weaknesses of the LCA method relate to two aspects: data availability and quality, and methodological shortcomings.

  • Data availability and quality

    One of the main limitations of LCA concerns data availability. Several problems are encountered:

    • not all the necessary data are automatically measured by manufacturers, who are well aware of the flows with a market value and the flows released into the environment, since regulations require them to measure the latter;

    • the data is confidential; given the socio-economic stakes of LCA results, most of the results produced by companies are not made public;

    • data are too aggregated in existing databases and are difficult to use;

    • ...

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