Modernising Agreements and Transition to Renewables

Accelerating current abatement projects Our Marginal Abatement Cost Curve for Scope 1 & 2 emissions (excl. Pilbara and Pacific Operations repowering, ELYSISTM, energy efficiency and carbon offsets) USD/tCO2 300 250 Renewables 200 Mobile diesel 150 Process heat Anodes & reductants 100 50 0 0. 10.5 1.0 1.5 2.0 2.5 3.0 3.5 4.0 4.5 -50 -100 MtCO2 As of 30 September 2021 Rio Tinto ©2021, Rio Tinto, All Rights Reserved 28

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