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Case Study
April 2026

Nickel Mining in Ontario, Canada

This case study examining nickel mining in Ontario, Canada is part of a broader project focused on strengthening supply chain resilience through analysis of the environmental and associated social impacts of critical minerals using case studies of nickel, lithium, and copper.

As the second in a series and one of two on nickel, this case study describes environmental and associated social issues from nickel mining and processing in Ontario, Canada, and examines policy measures for managing them.

The conclusions and lessons learned from this case study can be used to guide sustainable nickel sulfide ore mining and processing in Canada, as well as other jurisdictions.