Reviewing ISO Compliant Multifunctionality Practices in Environmental Life Cycle Modeling

The standard ISO 14044:2006 defines the hierarchical steps to follow when solving multifunctionality issues in life cycle assessment (LCA). However, the practical implementation of such a hierarchy has been debated for twenty-five years leading to different implementation practices from LCA practiti...

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Main Authors: Christian Moretti, Blanca Corona, Robert Edwards, Martin Junginger, Alberto Moro, Matteo Rocco, Li Shen
Format: Article
Language:English
Published: MDPI AG 2020-07-01
Series:Energies
Subjects:
Online Access:https://www.mdpi.com/1996-1073/13/14/3579
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author Christian Moretti
Blanca Corona
Robert Edwards
Martin Junginger
Alberto Moro
Matteo Rocco
Li Shen
author_facet Christian Moretti
Blanca Corona
Robert Edwards
Martin Junginger
Alberto Moro
Matteo Rocco
Li Shen
author_sort Christian Moretti
collection DOAJ
description The standard ISO 14044:2006 defines the hierarchical steps to follow when solving multifunctionality issues in life cycle assessment (LCA). However, the practical implementation of such a hierarchy has been debated for twenty-five years leading to different implementation practices from LCA practitioners. The first part of this study discussed the main steps where the ISO hierarchy has been implemented differently and explored current multifunctionality practices in peer-reviewed studies. A text-mining process was applied to quantitatively assess such practices in the 532 multifunctional case studies found in the literature. In the second part of the study, citation network analysis (CNA) was used to identify the major publications that influenced the development of the multifunctionality-debate in LCA, i.e., the key-route main path. The identified publications were then reviewed to detect the origins of the different practices and their underlying theories. Based on these insights, this study provided some “food for thought” on current practices to move towards consistent methodology. We believe that such an advancement is urgently needed for better positioning LCA as a tool for sustainability decision-making. In particular, consistent allocation practices could be especially beneficial in bioeconomy sectors, where production processes are usually multifunctional, and where current allocation practices are not harmonized yet.
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spelling doaj.art-ef2d209c10bd4990b2833ceea6ec71c02023-11-20T06:30:38ZengMDPI AGEnergies1996-10732020-07-011314357910.3390/en13143579Reviewing ISO Compliant Multifunctionality Practices in Environmental Life Cycle ModelingChristian Moretti0Blanca Corona1Robert Edwards2Martin Junginger3Alberto Moro4Matteo Rocco5Li Shen6Copernicus Institute of Sustainable Development, Utrecht University, 3584 CB Utrecht, The NetherlandsCopernicus Institute of Sustainable Development, Utrecht University, 3584 CB Utrecht, The NetherlandsJoint Research Centre, European Commission, 21027 Ispra, ItalyCopernicus Institute of Sustainable Development, Utrecht University, 3584 CB Utrecht, The NetherlandsJoint Research Centre, European Commission, 21027 Ispra, ItalyDepartment of Energy, Politecnico di Milano, 21056 Milan, ItalyCopernicus Institute of Sustainable Development, Utrecht University, 3584 CB Utrecht, The NetherlandsThe standard ISO 14044:2006 defines the hierarchical steps to follow when solving multifunctionality issues in life cycle assessment (LCA). However, the practical implementation of such a hierarchy has been debated for twenty-five years leading to different implementation practices from LCA practitioners. The first part of this study discussed the main steps where the ISO hierarchy has been implemented differently and explored current multifunctionality practices in peer-reviewed studies. A text-mining process was applied to quantitatively assess such practices in the 532 multifunctional case studies found in the literature. In the second part of the study, citation network analysis (CNA) was used to identify the major publications that influenced the development of the multifunctionality-debate in LCA, i.e., the key-route main path. The identified publications were then reviewed to detect the origins of the different practices and their underlying theories. Based on these insights, this study provided some “food for thought” on current practices to move towards consistent methodology. We believe that such an advancement is urgently needed for better positioning LCA as a tool for sustainability decision-making. In particular, consistent allocation practices could be especially beneficial in bioeconomy sectors, where production processes are usually multifunctional, and where current allocation practices are not harmonized yet.https://www.mdpi.com/1996-1073/13/14/3579bibliometricsreviewlife cycle assessment (LCA)allocationsystem expansion
spellingShingle Christian Moretti
Blanca Corona
Robert Edwards
Martin Junginger
Alberto Moro
Matteo Rocco
Li Shen
Reviewing ISO Compliant Multifunctionality Practices in Environmental Life Cycle Modeling
Energies
bibliometrics
review
life cycle assessment (LCA)
allocation
system expansion
title Reviewing ISO Compliant Multifunctionality Practices in Environmental Life Cycle Modeling
title_full Reviewing ISO Compliant Multifunctionality Practices in Environmental Life Cycle Modeling
title_fullStr Reviewing ISO Compliant Multifunctionality Practices in Environmental Life Cycle Modeling
title_full_unstemmed Reviewing ISO Compliant Multifunctionality Practices in Environmental Life Cycle Modeling
title_short Reviewing ISO Compliant Multifunctionality Practices in Environmental Life Cycle Modeling
title_sort reviewing iso compliant multifunctionality practices in environmental life cycle modeling
topic bibliometrics
review
life cycle assessment (LCA)
allocation
system expansion
url https://www.mdpi.com/1996-1073/13/14/3579
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