Vale ESG Presentation Deck

GISTM¹ Journey and the commitment to compliance 67% | 58% || Sep/21 76% ||| Internal Self-assessment 95% ~60%² 2021 22% 67% IV V VI Dec/21 Dec/22 Gap-assessment with external audit of 10 TSFs All TSFs in compliance with GISTM Full adherence to GISTM to current TSFs4 External Verification Target 90% Feb/22 2023 2022 Aug/23 GISTM Baseline³ for all TSFs and associated action plans in place Aug/25 Common gaps and focus areas Climate change incorporated in the facility design Seismic studies Social community engagement and communication ■ ■ ■ ▪ AE engagement ■ ■ Design Basis Report Succession plan for key role holders in the TSF safety matter ▪ Establishment of mechanism to recognize, reward, and protect employees who identify and report opportunities for improving TSF management ▪ Closure plan 1 GISTM stands for Global Industry Standard on Tallings Management. 2 On average, considering the 41-iron ore TSFs results (low er results). 3 GISTM public disclosure in March/2022. 4 Tailings Storage Facility with criteria agreed by the International Council on Mining and Metals' Tailings Advisory Group in response to the Church of England information request, which may differ from Brazilian National Mining Agency criteria. VALE 20

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