Investor Presentaiton

Hydro Decarbonization ambition: Three paths to net-zero Clear technology roadmap to deliver industrial volumes of zero carbon aluminium by 2030 HalZero process New process technology for decarbonizing new capacity Carbon capture and storage Technologies for decarbonizing existing smelters Recycling and Casting Technologies for more PCS-use and casthouse decarbonization CO₂e emissions per year 3.2 ~1.4 ~1.8 0.0 Average Decarbonizing: HalZero Zero carbon Norwegian Alunorte Process product smelters (liquid metal) 3.2 ~1.4 ~1.5 Average Decarbonizing Off-gas Norwegian Alunorte capture smelters (liquid metal) -6.9 4.8 0.3 1.3 ~0.3 ~0.3-0.5 0 0 Direct air Zero carbon capture product Example Hydro recycled 75% PCS 80% PCS 100% PCS Hydrogen or (Hydro electrification CIRCAL) Zero carbon in recycler product product 52 42

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