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Navigating social life cycle assessment challenges in lithium-iron-phosphate batteries

Pechancová, Viera; Paul, Debashri; Kozubíková, Eliška; Saha, Nibedita; Baumann, Manuel; Haruna, Bismark; Ghani, Hafiz Usman; Álvarez, Sofía; Sáha, Petr

Abstract

The global push for renewable energy and sustainable mobility has intensified the demand for batteries, making them essential in electric vehicles, portable electronics, and stationary energy storage applications. While their environmental footprint is widely studied, the social dimensions are not well explored. This research presents a Social Life Cycle Assessment (S-LCA) of lithium-iron-phosphate (LFP) batteries at a pilot-scale, emphasizing the social sustainability aspects of battery production and supply chains.This study investigates the socio-economic implications of raw material extraction, processing, and battery manufacturing. While cobalt-free LFP batteries offer a promising alternative to mitigate sustainability concerns, challenges persist in assessing the broader social sustainability of battery production. The study applies the S-LCA framework, integrating primary data from the pilot production line with secondary and generic data. Using a monetary flow-based impact assessment, the methodology maps economic activities to social risks across the LFP battery supply chain.A key challenge in implementing S-LCA using these databases is the reliance on a baseline economic model that often lacks robust methodologies to capture the evolving dynamics of labour rights, supply chain vulnerabilities, and local community impacts. Additionally, economic factors such as raw material price volatility further complicate the interpretation of social sustainability indicators.These challenges are particularly evident in the anode and cathode production stages, which emerge as the most significant social hotspots due to risks related to labour conditions, occupational hazards, and child labour in raw material extraction. Further obstacles include data granularity limitations, stakeholder transparency issues, and methodological constraints. Addressing these concerns requires strengthened collaboration across academia, industry, and governance to ensure a socially responsible approach to battery development.

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Navigating social life cycle assessment challenges in lithiumiron-phosphate batteries Viera Pechancová1, Debashri Paul2,Eliška Kozubíková3, Nibedita Saha1, Manuel Baumann 4, Bismark Haruna 4Hafiz Usman Ghani5, Sofía Álvarez 6, Petr Sáha1 Corresponding author: Viera Pechancová [email protected] 1 University Institute, Tomas Bata University in Zlín, Czech Republic 2 Centre of Polymer Systems, Tomas Bata University in Zlín, Czech Republic 3 Faculty of Management and Economics, Tomas Bata University in Zlín, Czech Republic 4 Institute for Technology Assessment and Systems Analysis (ITAS), Karlsruhe Institute of Technology (KIT), Germany 5 Natural Resources Institute Finland (Luke) 6 Forvis Mazars, Santiago, Chile Social LCA for batteries: the motivation 1 / WHY? is it critical to address social impacts in battery value chains? 2 / WHAT? methodological and data challenges limit robust Social LCA for batteries? 3 / HOW? can Social LCA be meaningfully integrated in early-stage battery design? Battery Life Cycle SustainabilityAssessment LCSA Framework based on reference [7] Early-stage social LCA of LFP batteries: An early-stage case study Case forming Cutting Tab welding Controlled atmosphere Final Sealing Primary sealing Stacking Electrolyte Filling Credit: Tomas Bata University in Zlín Key findings –social hotspots •Main contributors: Anode (45%), Cathode (34%) •High-risk categories: lack of social benefits, children out of school, occupational hazards •Geographies of concern: China (graphite), Chile (copper, lithium), Morocco (phosphates), Indonesia (nickel) Impact category Unit Total 2.0 Anode SLCA 3.0 Cathode Production SLCA 4.0 Electrolyte SLCA 5.0 Separator SLCA 6.0 Cell container SLCA 1.0 Battery cell Total kPt 1,3260 0,5938 0,4474 0,0856 0,0180 0,1048 0,0765 1I Social Benefits kPt 0,0741 0,0407 0,0202 0,0033 0,0009 0,0055 0,0036 5C Children out of School kPt 0,0736 0,0368 0,0249 0,0041 0,0007 0,0042 0,0030 2A Occ Tox & Haz kPt 0,0657 0,0369 0,0167 0,0035 0,0007 0,0042 0,0036 3F Poverty and inequality kPt 0,0620 0,0294 0,0212 0,0035 0,0007 0,0044 0,0028 1G Freedom of Assoc kPt 0,0579 0,0316 0,0173 0,0025 0,0005 0,0037 0,0023 4C Democracy &Freedom of Speech kPt 0,0576 0,0299 0,0173 0,0030 0,0007 0,0034 0,0032 1H Migrant Labor kPt 0,0540 0,0235 0,0195 0,0040 0,0006 0,0039 0,0025 4A Legal System kPt 0,0533 0,0250 0,0180 0,0030 0,0006 0,0039 0,0028 1F Excessive WkTime kPt 0,0522 0,0239 0,0174 0,0029 0,0008 0,0039 0,0033 3C High Conflict Zones kPt 0,0497 0,0255 0,0143 0,0031 0,0006 0,0038 0,0025 3G State of Env Sustainability kPt 0,0487 0,0227 0,0162 0,0029 0,0006 0,0037 0,0026 1J Labor Laws/Convs kPt 0,0455 0,0152 0,0181 0,0034 0,0010 0,0037 0,0040 1K Discrimination kPt 0,0443 0,0201 0,0147 0,0028 0,0007 0,0032 0,0028 1L Unemployment kPt 0,0406 0,0147 0,0165 0,0030 0,0006 0,0036 0,0022 3B Gender Equity kPt 0,0405 0,0145 0,0170 0,0028 0,0005 0,0037 0,0020 1E Forced Labor kPt 0,0398 0,0168 0,0139 0,0026 0,0006 0,0028 0,0030 4B Corruption kPt 0,0376 0,0157 0,0130 0,0027 0,0005 0,0034 0,0023 1D Child Labor kPt 0,0374 0,0154 0,0123 0,0030 0,0005 0,0040 0,0022 5D Access to Hospital Beds kPt 0,0364 0,0128 0,0147 0,0025 0,0006 0,0035 0,0023 5B Access to Sanitation kPt 0,0364 0,0141 0,0124 0,0029 0,0006 0,0039 0,0024 5G Property rights kPt 0,0360 0,0138 0,0144 0,0025 0,0005 0,0029 0,0019 1C Workers in poverty kPt 0,0350 0,0139 0,0121 0,0029 0,0005 0,0035 0,0021 5F Access to Electricity kPt 0,0346 0,0122 0,0121 0,0029 0,0008 0,0038 0,0028 3D Non-Communicable Diseases kPt 0,0346 0,0116 0,0143 0,0024 0,0005 0,0032 0,0025 1A Wage assessment kPt 0,0343 0,0150 0,0107 0,0024 0,0007 0,0030 0,0025 2B Injuries & Fatalities kPt 0,0331 0,0123 0,0113 0,0028 0,0007 0,0031 0,0029 5E Smallholder v Commercial Farms kPt 0,0319 0,0215 0,0067 0,0014 0,0002 0,0012 0,0010 3E Communicable Diseases kPt 0,0312 0,0103 0,0113 0,0026 0,0006 0,0040 0,0024 5A Access to Drinking Water kPt 0,0271 0,0073 0,0130 0,0025 0,0005 0,0019 0,0020 3A Indigenous Rights kPt 0,0210 0,0106 0,0060 0,0014 0,0002 0,0016 0,0011 Methodological Challenges Recommendations & outlook … in light of the recent discussions 1 / WHY? ➤Contested interpretations of S-LCA findings ➤Opaque structure of generic social databases ➤Risk of misleading claims 2 / WHAT? ⚠️ Fragmented disciplinary perspectives ⚠️ Reactive rather than proactive design practices ⚠️ Lack of methodological transparency ⚠️ Tool-driven over purpose-driven choices 3 / HOW? 💡Integrate primary, context-specific data early in R&D 💡Ensure platform-neutral and transparent methodologies 💡Promote open-source development and collaboration 💡Meaningfully integrate AI and digital methods Thank you for your attention! •Twinning for Development of World-Class Next Generation Batteries (2022-2025) •https://twinvector.eu/ •Tomas Bata University in Zlín, Czech Republic, Coordinator Fundedby the European Union. 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