Sustainable Mining in Ghana: Striking a Balance Between Economic Growth and Environmental Stewardship

As the leading gold producer in Africa, Ghana reflects the promise and peril of the mining sector. The country's minerals sector contributes a significant portion of its export revenue and GDP, but this economic growth comes with substantial environmental and social trade-offs. The proliferation of illegal mining, or Galamsey, has worsened deforestation, poisoned water bodies with mercury and cyanide, and devastated farmlands. In response, Ghana's Ministry of Lands and Natural Resources has ramped up efforts to curb illegal mining and promote ethical extraction.

Ghana is now embracing a multi-pronged approach to sustainable mining, guided by five key pillars: reclamation and rehabilitation, renewable energy adoption, digital transformation, water management and recycling, and regulatory enforcement. Mining companies are required to restore mined lands, adopt renewable energy, invest in digital technologies, and implement water management and recycling systems. Strong governance remains essential, with the Ghana Gold Board designated as the sole authorized buyer and exporter of artisanal gold.

Global Inspirations: Countries like Australia, Sweden, and South Africa are leading the way in sustainable mining practices. Companies such as Alcoa, Epiroc, and Anglo American are implementing innovative solutions to reduce their carbon footprint, such as restoring original plant species at former mine sites and transitioning to all-electric mining fleets.

Key Takeaways:

• Mining contributes between 4% and 7% of greenhouse gas emissions globally, generating up to 5.1 gigatons of CO2 equivalent annually.
• Ghana's minerals sector contributed 58.4% of the country's export revenue in 2024, with gold contributing 8% to GDP.
• Illegal mining, or Galamsey, has worsened deforestation, poisoned water bodies with mercury and cyanide, and devastated farmlands in Ghana.
• The Ghana Ministry of Lands and Natural Resources has implemented initiatives to curb illegal mining and promote ethical extraction, including financial and technical support for small-scale miners.
• Companies like Alcoa and Epiroc have implemented sustainable mining practices, such as restoring original plant species and transitioning to all-electric mining fleets.
• Ghana is investing in renewable energy, with companies like Gold Fields Ghana operating dedicated on-site natural gas power plants to reduce reliance on diesel and the national grid.
• The Ghana Minerals Commission is setting up an advanced AI-powered control center to monitor drones and track excavator movements in real-time, to prevent unauthorized mining operations.
• Water recycling is becoming a priority, with companies like Gold Fields Ghana recycling over 70% of the water used at its Tarkwa and Damang mines.
• Strong governance remains essential, with the Ghana Gold Board designated as the sole authorized buyer and exporter of artisanal gold.

Statistics:

• Mining contributes between 4% and 7% of greenhouse gas emissions globally.
• Ghana's minerals sector contributed 58.4% of the country's export revenue in 2024.
• Gold Fields Ghana recycles over 70% of the water used at its Tarkwa and Damang mines.
• Companies like Alcoa and Epiroc have implemented sustainable mining practices, reducing carbon footprint by restoring original plant species and transitioning to all-electric mining fleets.
• Ghana's aim is to restore mined lands through refilling pits, replanting native vegetation, and rehabilitating water sources.

Sources:

• Benjamin Nana Kwesi MENSAH, "Sustainable mining: Striking a balance between economic growth and environmental stewardship", The Business and Financial Times.
• Ghana Ministry of Lands and Natural Resources.
• Ghana Gold Board.
• The Business and Financial Times.
• Ghana Atomic Energy Commission (GAEC).
• Council for Scientific and Industrial Research (CSIR).