Advances and challenges of life cycle assessment (LCA) of greenhouse gas removal technologies to fight climate changes

Goglio, P., Williams, A. G., Balta-Ozkan, N., Harris, N. R.P., Williamson, P. ORCID: https://orcid.org/0000-0003-4149-5110, Huisingh, D., Zhang, Z. and Tavoni, M. (2020) Advances and challenges of life cycle assessment (LCA) of greenhouse gas removal technologies to fight climate changes. Journal of Cleaner Production, 244. ISSN 0959-6526

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Abstract

Several greenhouse gas removal technologies (GGRTs), also called negative emissions technologies (NET) have been proposed to help meet the Paris Climate Agreement targets. However, there are many uncertainties in the estimation of their effective greenhouse gas (GHG) removal potentials, caused by their different levels of technological development. Life Cycle Assessment (LCA) has been proposed as one effective methodology to holistically assess the potential of different GGRT removal approaches but no common framework is currently available for benchmarking and policy development. In this article, challenges for LCA are reviewed and discussed together with some alternative approaches for assessment of GGRTs. In particular, GGRTs pose challenges with regards to the functional unit, the system boundary of the LCA assessment, and the timing of emissions. The need to account within LCA of GGRTs for broader implications which involve environmental impacts, economic, social and political drivers is highlighted. A set of recommendations for LCA of GGRTs are proposed for a better assessment of the GGRTs and better accounting of their carbon removal potentials to meet the targets established within the Paris Agreement.

Item Type: Article
Additional Information: Funding Information: A special thanks goes to the Ministerie van Landbouw, Natuur en Voedselkwaliteit (Dutch Ministry for Agriculture, Nature and Food Quality) and to the funders of the UP-Green-LCA (NE/P019668/1) and SOILS-R-GGREAT (NE/P019498/1) projects through the greenhouse gas removal (GGR) programme. The GGR programme is financed by the UK Natural Environment Research Council (NERC), Engineering and Physical Science Research Council (EPSRC), Economic and Social Science Research Council (ESRC) and the UK department for Business, Energy and Industrial Strategy (BEIS). The authors wish to acknowledge the Royal Society for providing precious insights at the Sackler Forum and Dr Mary Ann Curran for the precious comments. Funding Information: A special thanks goes to the Ministerie van Landbouw, Natuur en Voedselkwaliteit (Dutch Ministry for Agriculture, Nature and Food Quality) and to the funders of the UP-Green-LCA ( NE/P019668/1 ) and SOILS-R-GGREAT ( NE/P019498/1 ) projects through the greenhouse gas removal (GGR) programme. The GGR programme is financed by the UK Natural Environment Research Council (NERC) , Engineering and Physical Science Research Council (EPSRC) , Economic and Social Science Research Council (ESRC) and the UK department for Business, Energy and Industrial Strategy (BEIS) . The authors wish to acknowledge the Royal Society for providing precious insights at the Sackler Forum and Dr Mary Ann Curran for the precious comments. Publisher Copyright: © 2019 Elsevier Ltd
Uncontrolled Keywords: climate change,environmental assessment,greenhouse gas removal technologies,life cycle assessment,methodology,negative emission technologies,renewable energy, sustainability and the environment,environmental science(all),strategy and management,industrial and manufacturing engineering,sdg 7 - affordable and clean energy,sdg 12 - responsible consumption and production,sdg 13 - climate action ,/dk/atira/pure/subjectarea/asjc/2100/2105
Faculty \ School: Faculty of Science > School of Environmental Sciences
University of East Anglia Research Groups/Centres > Theme - ClimateUEA
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Depositing User: LivePure Connector
Date Deposited: 07 Mar 2023 10:31
Last Modified: 20 Mar 2023 12:46
URI: https://ueaeprints.uea.ac.uk/id/eprint/91414
DOI: 10.1016/j.jclepro.2019.118896

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