Sigma Lithium Highlights Brazil's Leadership in Sustainable Lithium at Cop30; Engages in High-Level Global Dialogues on Energy Transition, Critical Minerals and ESG InnovationDecember 01, 2025 5:30 AM EST | Source: Sigma Lithium CorporationHIGHLIGHTSReinforced Brazil's potential to lead the global sustainable lithium market through its Quintuple Zero production model and socio-environmental initiatives in the Jequitinhonha Valley.Participated in strategic dialogues with governments, multilater ...