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Emission factor finder

Look up a published emission factor by what it is for — diesel, grid electricity in India or another country, cement, business travel — and see its gases, basis and the table it came from.

  • 10,277 factors from 7 public sources
  • Gases, GWP basis and the publisher's table reference on every row
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2,191 factors · Our World in Data (Ember, Energy Institute)

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ActivityDetailRegion · yearFactorGasesSource · reference
Grid electricity — GuamElectricityLifecycle carbon intensity of electricity generationLifecycle basis (includes upstream emissions). For Scope 2, prefer the national inventory factor where one exists (CEA for India, eGRID for the US, DESNZ for the UK)GUM · 20200.62573 kg CO₂e per kWhLifecycle (Ember) · Scope 2/3Our World in Data (Ember, Energy Institute)owid-energy-data, carbon_intensity_elec, GUM 2020
Grid electricity — GuamElectricityLifecycle carbon intensity of electricity generationLifecycle basis (includes upstream emissions). For Scope 2, prefer the national inventory factor where one exists (CEA for India, eGRID for the US, DESNZ for the UK)GUM · 20190.62857 kg CO₂e per kWhLifecycle (Ember) · Scope 2/3Our World in Data (Ember, Energy Institute)owid-energy-data, carbon_intensity_elec, GUM 2019
Grid electricity — GuamElectricityLifecycle carbon intensity of electricity generationLifecycle basis (includes upstream emissions). For Scope 2, prefer the national inventory factor where one exists (CEA for India, eGRID for the US, DESNZ for the UK)GUM · 20180.63006 kg CO₂e per kWhLifecycle (Ember) · Scope 2/3Our World in Data (Ember, Energy Institute)owid-energy-data, carbon_intensity_elec, GUM 2018
Grid electricity — GuamElectricityLifecycle carbon intensity of electricity generationLifecycle basis (includes upstream emissions). For Scope 2, prefer the national inventory factor where one exists (CEA for India, eGRID for the US, DESNZ for the UK)GUM · 20170.63842 kg CO₂e per kWhLifecycle (Ember) · Scope 2/3Our World in Data (Ember, Energy Institute)owid-energy-data, carbon_intensity_elec, GUM 2017
Grid electricity — GuamElectricityLifecycle carbon intensity of electricity generationLifecycle basis (includes upstream emissions). For Scope 2, prefer the national inventory factor where one exists (CEA for India, eGRID for the US, DESNZ for the UK)GUM · 20160.63218 kg CO₂e per kWhLifecycle (Ember) · Scope 2/3Our World in Data (Ember, Energy Institute)owid-energy-data, carbon_intensity_elec, GUM 2016
Grid electricity — GuamElectricityLifecycle carbon intensity of electricity generationLifecycle basis (includes upstream emissions). For Scope 2, prefer the national inventory factor where one exists (CEA for India, eGRID for the US, DESNZ for the UK)GUM · 20150.64912 kg CO₂e per kWhLifecycle (Ember) · Scope 2/3Our World in Data (Ember, Energy Institute)owid-energy-data, carbon_intensity_elec, GUM 2015
Grid electricity — GuatemalaElectricityLifecycle carbon intensity of electricity generationLifecycle basis (includes upstream emissions). For Scope 2, prefer the national inventory factor where one exists (CEA for India, eGRID for the US, DESNZ for the UK)GTM · 20240.30146 kg CO₂e per kWhLifecycle (Ember) · Scope 2/3Our World in Data (Ember, Energy Institute)owid-energy-data, carbon_intensity_elec, GTM 2024
Grid electricity — GuatemalaElectricityLifecycle carbon intensity of electricity generationLifecycle basis (includes upstream emissions). For Scope 2, prefer the national inventory factor where one exists (CEA for India, eGRID for the US, DESNZ for the UK)GTM · 20230.30986 kg CO₂e per kWhLifecycle (Ember) · Scope 2/3Our World in Data (Ember, Energy Institute)owid-energy-data, carbon_intensity_elec, GTM 2023
Grid electricity — GuatemalaElectricityLifecycle carbon intensity of electricity generationLifecycle basis (includes upstream emissions). For Scope 2, prefer the national inventory factor where one exists (CEA for India, eGRID for the US, DESNZ for the UK)GTM · 20220.1914 kg CO₂e per kWhLifecycle (Ember) · Scope 2/3Our World in Data (Ember, Energy Institute)owid-energy-data, carbon_intensity_elec, GTM 2022
Grid electricity — GuatemalaElectricityLifecycle carbon intensity of electricity generationLifecycle basis (includes upstream emissions). For Scope 2, prefer the national inventory factor where one exists (CEA for India, eGRID for the US, DESNZ for the UK)GTM · 20210.28571 kg CO₂e per kWhLifecycle (Ember) · Scope 2/3Our World in Data (Ember, Energy Institute)owid-energy-data, carbon_intensity_elec, GTM 2021
Grid electricity — GuatemalaElectricityLifecycle carbon intensity of electricity generationLifecycle basis (includes upstream emissions). For Scope 2, prefer the national inventory factor where one exists (CEA for India, eGRID for the US, DESNZ for the UK)GTM · 20200.2657 kg CO₂e per kWhLifecycle (Ember) · Scope 2/3Our World in Data (Ember, Energy Institute)owid-energy-data, carbon_intensity_elec, GTM 2020
Grid electricity — GuatemalaElectricityLifecycle carbon intensity of electricity generationLifecycle basis (includes upstream emissions). For Scope 2, prefer the national inventory factor where one exists (CEA for India, eGRID for the US, DESNZ for the UK)GTM · 20190.36378 kg CO₂e per kWhLifecycle (Ember) · Scope 2/3Our World in Data (Ember, Energy Institute)owid-energy-data, carbon_intensity_elec, GTM 2019
Grid electricity — GuatemalaElectricityLifecycle carbon intensity of electricity generationLifecycle basis (includes upstream emissions). For Scope 2, prefer the national inventory factor where one exists (CEA for India, eGRID for the US, DESNZ for the UK)GTM · 20180.34038 kg CO₂e per kWhLifecycle (Ember) · Scope 2/3Our World in Data (Ember, Energy Institute)owid-energy-data, carbon_intensity_elec, GTM 2018
Grid electricity — GuatemalaElectricityLifecycle carbon intensity of electricity generationLifecycle basis (includes upstream emissions). For Scope 2, prefer the national inventory factor where one exists (CEA for India, eGRID for the US, DESNZ for the UK)GTM · 20170.3128 kg CO₂e per kWhLifecycle (Ember) · Scope 2/3Our World in Data (Ember, Energy Institute)owid-energy-data, carbon_intensity_elec, GTM 2017
Grid electricity — GuatemalaElectricityLifecycle carbon intensity of electricity generationLifecycle basis (includes upstream emissions). For Scope 2, prefer the national inventory factor where one exists (CEA for India, eGRID for the US, DESNZ for the UK)GTM · 20160.37184 kg CO₂e per kWhLifecycle (Ember) · Scope 2/3Our World in Data (Ember, Energy Institute)owid-energy-data, carbon_intensity_elec, GTM 2016
Grid electricity — GuatemalaElectricityLifecycle carbon intensity of electricity generationLifecycle basis (includes upstream emissions). For Scope 2, prefer the national inventory factor where one exists (CEA for India, eGRID for the US, DESNZ for the UK)GTM · 20150.36885 kg CO₂e per kWhLifecycle (Ember) · Scope 2/3Our World in Data (Ember, Energy Institute)owid-energy-data, carbon_intensity_elec, GTM 2015
Grid electricity — GuineaElectricityLifecycle carbon intensity of electricity generationLifecycle basis (includes upstream emissions). For Scope 2, prefer the national inventory factor where one exists (CEA for India, eGRID for the US, DESNZ for the UK)GIN · 20240.18114 kg CO₂e per kWhLifecycle (Ember) · Scope 2/3Our World in Data (Ember, Energy Institute)owid-energy-data, carbon_intensity_elec, GIN 2024
Grid electricity — GuineaElectricityLifecycle carbon intensity of electricity generationLifecycle basis (includes upstream emissions). For Scope 2, prefer the national inventory factor where one exists (CEA for India, eGRID for the US, DESNZ for the UK)GIN · 20230.185 kg CO₂e per kWhLifecycle (Ember) · Scope 2/3Our World in Data (Ember, Energy Institute)owid-energy-data, carbon_intensity_elec, GIN 2023
Grid electricity — GuineaElectricityLifecycle carbon intensity of electricity generationLifecycle basis (includes upstream emissions). For Scope 2, prefer the national inventory factor where one exists (CEA for India, eGRID for the US, DESNZ for the UK)GIN · 20220.185 kg CO₂e per kWhLifecycle (Ember) · Scope 2/3Our World in Data (Ember, Energy Institute)owid-energy-data, carbon_intensity_elec, GIN 2022
Grid electricity — GuineaElectricityLifecycle carbon intensity of electricity generationLifecycle basis (includes upstream emissions). For Scope 2, prefer the national inventory factor where one exists (CEA for India, eGRID for the US, DESNZ for the UK)GIN · 20210.19231 kg CO₂e per kWhLifecycle (Ember) · Scope 2/3Our World in Data (Ember, Energy Institute)owid-energy-data, carbon_intensity_elec, GIN 2021
Grid electricity — GuineaElectricityLifecycle carbon intensity of electricity generationLifecycle basis (includes upstream emissions). For Scope 2, prefer the national inventory factor where one exists (CEA for India, eGRID for the US, DESNZ for the UK)GIN · 20200.27419 kg CO₂e per kWhLifecycle (Ember) · Scope 2/3Our World in Data (Ember, Energy Institute)owid-energy-data, carbon_intensity_elec, GIN 2020
Grid electricity — GuineaElectricityLifecycle carbon intensity of electricity generationLifecycle basis (includes upstream emissions). For Scope 2, prefer the national inventory factor where one exists (CEA for India, eGRID for the US, DESNZ for the UK)GIN · 20190.25366 kg CO₂e per kWhLifecycle (Ember) · Scope 2/3Our World in Data (Ember, Energy Institute)owid-energy-data, carbon_intensity_elec, GIN 2019
Grid electricity — GuineaElectricityLifecycle carbon intensity of electricity generationLifecycle basis (includes upstream emissions). For Scope 2, prefer the national inventory factor where one exists (CEA for India, eGRID for the US, DESNZ for the UK)GIN · 20180.26289 kg CO₂e per kWhLifecycle (Ember) · Scope 2/3Our World in Data (Ember, Energy Institute)owid-energy-data, carbon_intensity_elec, GIN 2018
Grid electricity — GuineaElectricityLifecycle carbon intensity of electricity generationLifecycle basis (includes upstream emissions). For Scope 2, prefer the national inventory factor where one exists (CEA for India, eGRID for the US, DESNZ for the UK)GIN · 20170.22034 kg CO₂e per kWhLifecycle (Ember) · Scope 2/3Our World in Data (Ember, Energy Institute)owid-energy-data, carbon_intensity_elec, GIN 2017
Grid electricity — GuineaElectricityLifecycle carbon intensity of electricity generationLifecycle basis (includes upstream emissions). For Scope 2, prefer the national inventory factor where one exists (CEA for India, eGRID for the US, DESNZ for the UK)GIN · 20160.22981 kg CO₂e per kWhLifecycle (Ember) · Scope 2/3Our World in Data (Ember, Energy Institute)owid-energy-data, carbon_intensity_elec, GIN 2016
Grid electricity — GuineaElectricityLifecycle carbon intensity of electricity generationLifecycle basis (includes upstream emissions). For Scope 2, prefer the national inventory factor where one exists (CEA for India, eGRID for the US, DESNZ for the UK)GIN · 20150.1579 kg CO₂e per kWhLifecycle (Ember) · Scope 2/3Our World in Data (Ember, Energy Institute)owid-energy-data, carbon_intensity_elec, GIN 2015
Grid electricity — Guinea-BissauElectricityLifecycle carbon intensity of electricity generationLifecycle basis (includes upstream emissions). For Scope 2, prefer the national inventory factor where one exists (CEA for India, eGRID for the US, DESNZ for the UK)GNB · 20240.625 kg CO₂e per kWhLifecycle (Ember) · Scope 2/3Our World in Data (Ember, Energy Institute)owid-energy-data, carbon_intensity_elec, GNB 2024
Grid electricity — Guinea-BissauElectricityLifecycle carbon intensity of electricity generationLifecycle basis (includes upstream emissions). For Scope 2, prefer the national inventory factor where one exists (CEA for India, eGRID for the US, DESNZ for the UK)GNB · 20230.625 kg CO₂e per kWhLifecycle (Ember) · Scope 2/3Our World in Data (Ember, Energy Institute)owid-energy-data, carbon_intensity_elec, GNB 2023
Grid electricity — Guinea-BissauElectricityLifecycle carbon intensity of electricity generationLifecycle basis (includes upstream emissions). For Scope 2, prefer the national inventory factor where one exists (CEA for India, eGRID for the US, DESNZ for the UK)GNB · 20220.625 kg CO₂e per kWhLifecycle (Ember) · Scope 2/3Our World in Data (Ember, Energy Institute)owid-energy-data, carbon_intensity_elec, GNB 2022
Grid electricity — Guinea-BissauElectricityLifecycle carbon intensity of electricity generationLifecycle basis (includes upstream emissions). For Scope 2, prefer the national inventory factor where one exists (CEA for India, eGRID for the US, DESNZ for the UK)GNB · 20210.625 kg CO₂e per kWhLifecycle (Ember) · Scope 2/3Our World in Data (Ember, Energy Institute)owid-energy-data, carbon_intensity_elec, GNB 2021
Grid electricity — Guinea-BissauElectricityLifecycle carbon intensity of electricity generationLifecycle basis (includes upstream emissions). For Scope 2, prefer the national inventory factor where one exists (CEA for India, eGRID for the US, DESNZ for the UK)GNB · 20200.625 kg CO₂e per kWhLifecycle (Ember) · Scope 2/3Our World in Data (Ember, Energy Institute)owid-energy-data, carbon_intensity_elec, GNB 2020
Grid electricity — Guinea-BissauElectricityLifecycle carbon intensity of electricity generationLifecycle basis (includes upstream emissions). For Scope 2, prefer the national inventory factor where one exists (CEA for India, eGRID for the US, DESNZ for the UK)GNB · 20190.625 kg CO₂e per kWhLifecycle (Ember) · Scope 2/3Our World in Data (Ember, Energy Institute)owid-energy-data, carbon_intensity_elec, GNB 2019
Grid electricity — Guinea-BissauElectricityLifecycle carbon intensity of electricity generationLifecycle basis (includes upstream emissions). For Scope 2, prefer the national inventory factor where one exists (CEA for India, eGRID for the US, DESNZ for the UK)GNB · 20180.625 kg CO₂e per kWhLifecycle (Ember) · Scope 2/3Our World in Data (Ember, Energy Institute)owid-energy-data, carbon_intensity_elec, GNB 2018
Grid electricity — Guinea-BissauElectricityLifecycle carbon intensity of electricity generationLifecycle basis (includes upstream emissions). For Scope 2, prefer the national inventory factor where one exists (CEA for India, eGRID for the US, DESNZ for the UK)GNB · 20170.625 kg CO₂e per kWhLifecycle (Ember) · Scope 2/3Our World in Data (Ember, Energy Institute)owid-energy-data, carbon_intensity_elec, GNB 2017
Grid electricity — Guinea-BissauElectricityLifecycle carbon intensity of electricity generationLifecycle basis (includes upstream emissions). For Scope 2, prefer the national inventory factor where one exists (CEA for India, eGRID for the US, DESNZ for the UK)GNB · 20160.625 kg CO₂e per kWhLifecycle (Ember) · Scope 2/3Our World in Data (Ember, Energy Institute)owid-energy-data, carbon_intensity_elec, GNB 2016
Grid electricity — Guinea-BissauElectricityLifecycle carbon intensity of electricity generationLifecycle basis (includes upstream emissions). For Scope 2, prefer the national inventory factor where one exists (CEA for India, eGRID for the US, DESNZ for the UK)GNB · 20150.66667 kg CO₂e per kWhLifecycle (Ember) · Scope 2/3Our World in Data (Ember, Energy Institute)owid-energy-data, carbon_intensity_elec, GNB 2015
Grid electricity — GuyanaElectricityLifecycle carbon intensity of electricity generationLifecycle basis (includes upstream emissions). For Scope 2, prefer the national inventory factor where one exists (CEA for India, eGRID for the US, DESNZ for the UK)GUY · 20240.64493 kg CO₂e per kWhLifecycle (Ember) · Scope 2/3Our World in Data (Ember, Energy Institute)owid-energy-data, carbon_intensity_elec, GUY 2024
Grid electricity — GuyanaElectricityLifecycle carbon intensity of electricity generationLifecycle basis (includes upstream emissions). For Scope 2, prefer the national inventory factor where one exists (CEA for India, eGRID for the US, DESNZ for the UK)GUY · 20230.64493 kg CO₂e per kWhLifecycle (Ember) · Scope 2/3Our World in Data (Ember, Energy Institute)owid-energy-data, carbon_intensity_elec, GUY 2023
Grid electricity — GuyanaElectricityLifecycle carbon intensity of electricity generationLifecycle basis (includes upstream emissions). For Scope 2, prefer the national inventory factor where one exists (CEA for India, eGRID for the US, DESNZ for the UK)GUY · 20220.64844 kg CO₂e per kWhLifecycle (Ember) · Scope 2/3Our World in Data (Ember, Energy Institute)owid-energy-data, carbon_intensity_elec, GUY 2022
Grid electricity — GuyanaElectricityLifecycle carbon intensity of electricity generationLifecycle basis (includes upstream emissions). For Scope 2, prefer the national inventory factor where one exists (CEA for India, eGRID for the US, DESNZ for the UK)GUY · 20210.64035 kg CO₂e per kWhLifecycle (Ember) · Scope 2/3Our World in Data (Ember, Energy Institute)owid-energy-data, carbon_intensity_elec, GUY 2021
Grid electricity — GuyanaElectricityLifecycle carbon intensity of electricity generationLifecycle basis (includes upstream emissions). For Scope 2, prefer the national inventory factor where one exists (CEA for India, eGRID for the US, DESNZ for the UK)GUY · 20200.64035 kg CO₂e per kWhLifecycle (Ember) · Scope 2/3Our World in Data (Ember, Energy Institute)owid-energy-data, carbon_intensity_elec, GUY 2020
Grid electricity — GuyanaElectricityLifecycle carbon intensity of electricity generationLifecycle basis (includes upstream emissions). For Scope 2, prefer the national inventory factor where one exists (CEA for India, eGRID for the US, DESNZ for the UK)GUY · 20190.63478 kg CO₂e per kWhLifecycle (Ember) · Scope 2/3Our World in Data (Ember, Energy Institute)owid-energy-data, carbon_intensity_elec, GUY 2019
Grid electricity — GuyanaElectricityLifecycle carbon intensity of electricity generationLifecycle basis (includes upstream emissions). For Scope 2, prefer the national inventory factor where one exists (CEA for India, eGRID for the US, DESNZ for the UK)GUY · 20180.64035 kg CO₂e per kWhLifecycle (Ember) · Scope 2/3Our World in Data (Ember, Energy Institute)owid-energy-data, carbon_intensity_elec, GUY 2018
Grid electricity — GuyanaElectricityLifecycle carbon intensity of electricity generationLifecycle basis (includes upstream emissions). For Scope 2, prefer the national inventory factor where one exists (CEA for India, eGRID for the US, DESNZ for the UK)GUY · 20170.64286 kg CO₂e per kWhLifecycle (Ember) · Scope 2/3Our World in Data (Ember, Energy Institute)owid-energy-data, carbon_intensity_elec, GUY 2017
Grid electricity — GuyanaElectricityLifecycle carbon intensity of electricity generationLifecycle basis (includes upstream emissions). For Scope 2, prefer the national inventory factor where one exists (CEA for India, eGRID for the US, DESNZ for the UK)GUY · 20160.64546 kg CO₂e per kWhLifecycle (Ember) · Scope 2/3Our World in Data (Ember, Energy Institute)owid-energy-data, carbon_intensity_elec, GUY 2016
Grid electricity — GuyanaElectricityLifecycle carbon intensity of electricity generationLifecycle basis (includes upstream emissions). For Scope 2, prefer the national inventory factor where one exists (CEA for India, eGRID for the US, DESNZ for the UK)GUY · 20150.64356 kg CO₂e per kWhLifecycle (Ember) · Scope 2/3Our World in Data (Ember, Energy Institute)owid-energy-data, carbon_intensity_elec, GUY 2015
Grid electricity — HaitiElectricityLifecycle carbon intensity of electricity generationLifecycle basis (includes upstream emissions). For Scope 2, prefer the national inventory factor where one exists (CEA for India, eGRID for the US, DESNZ for the UK)HTI · 20240.53488 kg CO₂e per kWhLifecycle (Ember) · Scope 2/3Our World in Data (Ember, Energy Institute)owid-energy-data, carbon_intensity_elec, HTI 2024
Grid electricity — HaitiElectricityLifecycle carbon intensity of electricity generationLifecycle basis (includes upstream emissions). For Scope 2, prefer the national inventory factor where one exists (CEA for India, eGRID for the US, DESNZ for the UK)HTI · 20230.50588 kg CO₂e per kWhLifecycle (Ember) · Scope 2/3Our World in Data (Ember, Energy Institute)owid-energy-data, carbon_intensity_elec, HTI 2023
Grid electricity — HaitiElectricityLifecycle carbon intensity of electricity generationLifecycle basis (includes upstream emissions). For Scope 2, prefer the national inventory factor where one exists (CEA for India, eGRID for the US, DESNZ for the UK)HTI · 20220.53465 kg CO₂e per kWhLifecycle (Ember) · Scope 2/3Our World in Data (Ember, Energy Institute)owid-energy-data, carbon_intensity_elec, HTI 2022
Grid electricity — HaitiElectricityLifecycle carbon intensity of electricity generationLifecycle basis (includes upstream emissions). For Scope 2, prefer the national inventory factor where one exists (CEA for India, eGRID for the US, DESNZ for the UK)HTI · 20210.57282 kg CO₂e per kWhLifecycle (Ember) · Scope 2/3Our World in Data (Ember, Energy Institute)owid-energy-data, carbon_intensity_elec, HTI 2021

The sources in the library

Each source is loaded from the publisher's own files, with its edition and licence recorded. ESGTrack watches each publisher's page for a new edition.

SourcePublisherEditionFactorsBasisLicence
CO2 Baseline Database for the Indian Power SectorCentral Electricity Authority, Government of India · publisher page22.0 · 2026-08-01123CO2 onlyGovernment of India publication — free to use with attribution
GHG Emission Factors HubU.S. Environmental Protection Agency · publisher page2025 · 2025-01-15438AR5 (waste: AR4)U.S. Government work — public domain
2006 IPCC Guidelines for National Greenhouse Gas Inventories, Volume 2: EnergyIntergovernmental Panel on Climate Change · publisher page2006 (default factors) · 2006-04-01386AR5 and AR6 variantsIPCC — reproduced with attribution for inventory use
CO2 Baseline Database v22.0 — power-station dataCentral Electricity Authority, Government of India · publisher page22.0 · 2026-08-011,262CO2 onlyGovernment of India publication — free to use with attribution
Supply Chain Greenhouse Gas Emission Factors v1.3 (NAICS-6, spend-based)U.S. Environmental Protection Agency · publisher page1.3.0 · 2024-07-10985AR5U.S. Government work — public domain
Carbon intensity of electricity generation, by countryOur World in Data (Ember, Energy Institute) · publisher page2026 release · 2026-01-012,191Lifecycle (Ember)CC BY 4.0 — Our World in Data, based on Ember and the Energy Institute
2006 IPCC Guidelines and 2019 Refinement — industrial processes, waste and agriculture defaultsIntergovernmental Panel on Climate Change · publisher page2006 / 2019 (Tier 1 defaults) · 2019-05-014,892AR5 and AR6 variantsIPCC — reproduced with attribution; machine-readable values from bonsai-ipcc (MIT)

Not shown here: India Specific Road Transport Emission Factors (India GHG Program (WRI India, CII, TERI)), its publisher asks that its terms be checked before the values are republished. It is available inside the product.

How to read a factor

A factor only means something with its basis: the unit (per litre, per kilogram, per GJ on a net calorific value basis, per kWh), the gases it covers, the global warming potentials used to combine them, the region and the year. Two factors for "diesel" can legitimately differ by a few per cent because of the calorific value or density assumed. Record which one you used, and keep its reference.

For grid electricity in India, prefer the CEA's weighted average for the activity year if it is published before you report; otherwise the latest available, and say which. The Our World in Data figures are lifecycle intensities, useful for countries without a national factor but not a like-for-like substitute for one.

What this tool does not do

  • It shows bundled public sources only — not factors imported on an installation, not a company's private library, and not supplier-specific factors.
  • It does not choose a factor for you, convert units, or apply your fuel's measured calorific value — the product does those, with the decision recorded.
  • Publishers update their editions; the edition shown here is the one bundled, with its date.

Questions about the factor finder

Which sources are included?

The public sources bundled with ESGTrack: the IPCC 2006 Guidelines and the 2019 Refinement, the Central Electricity Authority's CO2 Baseline Database version 22.0 — both the grid averages and the power-station rates — the US EPA's GHG Emission Factors Hub (2025) and Supply Chain GHG Emission Factors v1.3, and Our World in Data's grid intensities for 212 countries. The India GHG Program's road transport factors are in the product but not shown here, because the programme asks that its terms are checked before its values are republished.

What do the columns mean?

CO₂, CH₄ and N₂O are kilograms of each gas per unit of activity; CO₂e combines them with the global warming potentials named in the GWP column (AR4, AR5, AR6, or "CO₂ only" where the publisher gives only carbon dioxide). The scope column is a hint about where the factor usually belongs; the reference is the publisher's table, so you can check the value at source.

Can I use these factors in my inventory?

They are published values, reproduced with their sources. Whether one fits your activity — the fuel, its calorific value, the year, the country, the basis — is a methodological decision for your inventory, which should record the factor used and why.

Factors chosen by date, with the decision recorded

ESGTrack applies the factor in force for each month, keeps your own site and company factors first, converts units, and logs every change with its source.