The United Nations released letters that three advisors to its Human Rights Council — independent experts known as special rapporteurs — wrote in September to Toronto-based Barrick, the Canadian government and others, expressing concern about toxic spills from the Veladero mine in Argentina, which it owns jointly with China’s Shandong Gold Group. Barrick Gold denied all allegations in its response. Canadian and Chinese government agencies in Geneva also responded.

The communication records can be found here.