- Scope 3 emissions account for 98.8% of MML’s total footprint
- High incident rate in the second half of 2022 due to ramp-up of operations
- Low organic content, low water holding capacity and low nutrient availability in soil
Marampa Mines Limited (MML)
Greenhouse gas emissions & sustainability report data
In its 2022 reporting, Marampa Mines Limited (MML) disclosed greenhouse gas emissions of 3.3M tCO2e/year. By scope: Scope 1: 53.4K tCO2e/year; Scope 2: 0 tCO2e/year; Scope 3: 3.3M tCO2e/year. Figures are as stated in the company's own report and may use different boundaries, units or methods (for example market-based vs location-based Scope 2), so compare with care.
GHG Emissions
3.3M tCO2e/year
2022
Water Usage
59.3M m3/year
2022
Waste
29.0K kg/year (general waste)
2022
Energy Use
53.2K MWh/year
2022
📊 Emissions by Scope (2022)
| Scope | What it covers | Reported value |
|---|---|---|
| Scope 1 | Direct emissions from sources the company owns or controls (fuel combustion, company vehicles, process and fugitive emissions). | 53.4K tCO2e/year |
| Scope 2 | Indirect emissions from purchased electricity, steam, heat and cooling. | 0 tCO2e/year |
| Scope 3 | Other indirect emissions across the value chain (purchased goods, business travel, use of sold products, etc.). | 3.3M tCO2e/year |
New to scopes? Read Scope 1, 2 and 3 emissions explained and market-based vs location-based Scope 2.
✅ Reported Environmental Achievements
- 70-hectare regenerative farm project initiated
- 463,420 kg of scrap metals sold to a local Sierra Leonean firm
- Water quality at all potable water access points meets WHO guidelines
🎯 Climate & Sustainability Targets
🔜 Short-term
- Finalise renewable energy generation strategy
- Improve Health & Safety performance
- Continue work on MML’s regenerative farm project
- Fund community development projects via the Community Development Agreement
📅 Medium-term
- Reach 30% female workforce
- Implement a biodiversity offset plan
- Establish a formal ‘Skills for Employment’ programme
🔭 Long-term
- 63% reduction of Scope 1 emissions by 2050
- Progressive rehabilitation of the site and decommissioned TSF
🌱 ESG Focus Areas
ClimateEnvironmentHealth & SafetyOur PeopleCommunity and Economic Development