SCIENCEBASEDInfo@sciencebasedtargets.orgwww.sciencebasedtargets.orgTARGETSwww.twittar.com/sciencetargetsUnderstanding and Addressing the Barriers for AluminumCompanies to Set Science-Based TargetsSummary of Findings and RecommendationsJanuary 2020This project aimed to establish a foundation for the development of tools and guidance to enablealuminum companies to set science-based targets(SBTs).In this project,WRl engaged aluminum sectorexperts to identify challenges to setting SBTs using existing methods and recommend options forpursuing revised methods,as well as new guidance and other resources.2031Table of ContentsUnderstanding and Addressing the Barriers for Aluminum Companies to Set Science-Based Targets.....1Context.......Project Scope.amamamamccmcmcm-3Project Activities.Existing SBT Options for the Aluminum Sector..................Sc0pe3 Emissions.…The Sectoral Decarbonization Approach (SDA)......Limitations of the current SDA for the aluminum sectorA homogenous sector?..The weight of electricityCradle to gate….9Key Challenges Identified for the Aluminum Sector's Adoption of SBTs.10Emissions-intensive growth ..................Recycling uncertainty...10IEA modelling outputs versus reported industry data.11Regional differences….12Process emissions...12Organizational boundaries........2020 edition of IEA's Energy Technologies Perspectives (ETP)publication.............13Key Recommendations and Priorities.....13Revise the current SDA to include missing scope 1 and 2 emissions......14Utilize alternative SDAsector approaches...15Develop strategic SBT 'roadmaps.16Create multipliers and discount factors to the SDA.16Summary and Prioritization of Recommendations.17Appendix A:Key Themes from San Antonio Workshop ................Appendix B:Greenhouse Gas Working Group In-Person Meeting Minutes .................................22