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Nikisi Lesufi Senior Executive Chamber of Mines
Environmental Management Of Current and Legacy Sites: Mining Industry Perspectives Nikisi Lesufi Senior Executive Chamber of Mines
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Operational Background
Over a century of mining – different stages of development and maturity Dynamic environment: - role players/policies/legislation keep changing Environmental impacts of abandoned, ownerless and legacy sites Sustainable development imperatives
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Legislative Imperatives
Environment is a concurrent competence (national and provincial) Fragmented framework Prevention of future legacies Continuous improvements: Decision Support Systems (Technical and Legal)
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MPRDA Compliance by Authorisation Holders
Responsibility for Environmental Management and Remediation Financial Guarantees for rehabilitation Mine Closure Continuation of liability until certification
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Environmental Management Programme (EMP)
Description of environmental goals and objectives Management of identified impacts Description of appropriate & technical management options chosen for each impact Planned monitoring and performance assessment Environment awareness plan Undertaking to comply with the Act
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Rehabilitation Concurrent rehabilitation End of life rehabilitation
Reducing the “environmental footprint” Funded from running costs End of life rehabilitation Rehab that will affect the normal operating procedures: shafts, roads, beneficiation plants, etc Funded from the trust funds
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Legacy Sites Waste Management and Acid Mine Drainage Dewatering
Effluent discharges Water pollution control dams Tailings and waste rock storage facilities liability
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Management of Impacts from Legacy Sites (1)
Collective approaches Emalahleni Water Reclamation Plant and other initiatives in the Olifants River Catchment Witwatersrand proposals for AMD management Wonderfonteinspruit Remediation Action Plan
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Legacy Sites – Individual Approaches
Water treatment facilities Number of companies: Xstrata, Optimum, Goldfields, AngloGold Ashanti Mega Tailings Storage Facilities Harmony Gold Goldfields Mintails Rand Uranium
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Conclusions Innovative approaches to legacy sites;
Search for win-win solutions Regulatory flexibility Improved environmental performance by mining companies Social license to operate Monitoring and enforcement Obligations of gov depts to cooperate Multi-Stakeholder Approaches: “Sharing of notes”
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THANK YOU FOR YOUR ATTENTION
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