- Inaccurate tracking of APU activity.
- Challenges in accurately quantifying third-party electricity and gas consumption.
- Defining operational control boundaries for carbon footprint reporting.
- Inaccurate data for passenger surface access distances.
Heathrow Airport Ltd (HAL)
Greenhouse gas emissions & sustainability report data
In its 2017 reporting, Heathrow Airport Ltd (HAL) disclosed greenhouse gas emissions of 2.0M tCO2e/year. By scope: Scope 1: 25.2K tCO2e/year; Scope 2: 15.7K tCO2e/year; Scope 3: 2.0M 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
2.0M tCO2e/year
2017
Renewable Energy
100% (since April 2017)
of total energy
Water Usage
1.8K m3/year
2017
Waste
799 tons/year
2017
📊 Emissions by Scope (2017)
| 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). | 25.2K tCO2e/year |
| Scope 2 | Indirect emissions from purchased electricity, steam, heat and cooling. | 15.7K tCO2e/year |
| Scope 3 | Other indirect emissions across the value chain (purchased goods, business travel, use of sold products, etc.). | 2.0M tCO2e/year |
New to scopes? Read Scope 1, 2 and 3 emissions explained and market-based vs location-based Scope 2.
✅ Reported Environmental Achievements
- Reduced carbon emissions generated from energy used in fixed infrastructure by 48% since 1990.
- Achieved 100% renewable electricity supply since April 2017, resulting in approximately 75% reduction in grid electricity emissions under Scope 2 and 3.
🎯 Climate & Sustainability Targets
🔭 Long-term
- Operate zero carbon airport infrastructure by 2050.
🌱 ESG Focus Areas
Climate Change