Canada's largest pension fund is being sued by four young Canadians who claim that CPP Investments is failing to properly manage climate-related financial risk.

The four allege in a lawsuit filed in the Ontario Superior Court of Justice on Monday that the investment manager for the Canada Pension Plan is breaching its duty to invest in their best interest, and subjecting their contributions to undue risk of loss by its approach.

"I do not want to be suing my pension manager, but I want to retire on a stable pension into a livable future," said 20-year-old Aliya Hirji , one of the four plaintiffs, at a news conference in Toronto.

The lawsuit, filed with the support of Ecojustice and Goldblatt Partners LLP, claims CPP Investments is drastically underestimating the financial implications

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