Scope 2 Emissions

Track and calculate indirect greenhouse gas emissions from purchased electricity, steam, heating, and cooling

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Energy Categories

  • Purchased Electricity 2.1M tCO₂e
  • Renewable Energy 0.4M tCO₂e
  • Steam & Heating 0.2M tCO₂e
  • Cooling & Refrigeration 0.1M tCO₂e
  • Energy Metrics Analysis

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Total Scope 2

2.8M
tCO₂e
12.5% vs last year
Renewable Mix
18%

Purchased Electricity

Emissions from grid electricity consumption across mining operations and facilities

2.1M tCO₂e Total
75% of Scope 2
185 GWh Consumed

Grid Electricity Consumption

Annual electricity purchased from grid utilities
Location-based emission factor for regional grid
Market-based emission factor (if using contractual instruments)

Facility-Level Consumption

Facility Annual Consumption (MWh) Grid Region Peak Demand (MW) Load Factor (%) Actions

Time-of-Use Analysis

Electricity used during peak demand periods
Electricity used during off-peak periods
Total demand charges paid to utilities
Total energy consumption charges

Renewable Energy

Renewable energy procurement, generation, and associated emission reductions

0.4M tCO₂e Avoided
18% Renewable Mix
45 GWh Renewable

Renewable Energy Procurement

Electricity from renewable sources via PPAs or contracts
Renewable Energy Certificates acquired
Power Purchase Agreement contracted volume
Utility green tariff program participation

On-site Renewable Generation

Electricity from on-site solar installations
Installed solar photovoltaic capacity
Electricity from on-site wind turbines
Installed wind turbine capacity
Electricity from micro-hydro systems
Electricity from biomass/waste-to-energy

Renewable Energy Certificates

Steam & Heating

Emissions from purchased steam, heating, and hot water for mining operations

0.2M tCO₂e Total
7% of Scope 2
285 TJ Steam Purchased

Steam Purchases

Annual steam purchased from district heating systems
Emission factor for purchased steam
Average pressure of purchased steam
Average temperature of purchased steam

Heating Applications

Steam/heating for mineral processing operations
Heating for buildings and facilities
Hot water for domestic and process use
Average efficiency of heating systems

District Energy Systems

Heat recovered from processes and utilized
Electricity from combined heat and power systems

Cooling & Refrigeration

Emissions from purchased cooling, refrigeration, and chilled water systems

0.1M tCO₂e Total
4% of Scope 2
85 TJ Cooling Purchased

Cooling Purchases

Annual chilled water from district cooling systems
Emission factor for purchased cooling
Supply temperature of chilled water
Total cooling capacity required

Cooling Applications

Cooling for mineral processing and equipment
Air conditioning for buildings and facilities
Refrigeration for storage and specific processes
Coefficient of Performance for cooling systems

Advanced Cooling Systems

Capacity of waste heat-driven absorption chillers
Hours when ambient cooling can be used
Cooling storage capacity for load shifting

Energy Metrics & Analysis

Comprehensive energy performance indicators and efficiency metrics for mining operations

0.85 MWh/tonne ore
12.5% Efficiency Gain
₵8.2M Energy Cost

Energy Intensity Metrics

Annual tonnage of ore processed
Total energy consumed per tonne of ore processed
Electricity consumed per tonne of ore processed
Water consumed per tonne of ore processed

Cost Analysis

Total annual energy expenditure
Average cost of purchased electricity
Additional cost for renewable energy procurement
Effective carbon cost from energy decisions

Efficiency Projects

Motor Efficiency Upgrade

Savings: 1,850 MWh/year
Implementation Status: Completed
Investment: ₵450,000
Payback Period: 2.8 years

LED Lighting Conversion

Savings: 650 MWh/year
Implementation Status: In Progress
Investment: ₵185,000
Payback Period: 1.5 years
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