Portal:Emission Factors
Emission Factors Portal
Welcome to the Emission Factors Portal
This portal serves as a central hub for reviewed databases related to emission factors. Here, you'll find a summary table of key databases, with links to detailed reviews.
Emission Factors Database Summary
| Database Name | Database Type | Regions | Free or Paid | Description |
|---|---|---|---|---|
| Ecoinvent | Activity-based | Global | Paid | Comprehensive life cycle inventory data for carbon footprinting and sustainability assessments. |
| DESNZ Conversion Factors for Company Reporting | Activity-based | UK | Free | Official UK government emission factors for company reporting. |
| EMEP/EEA Air Pollutant Emission Inventory | Activity-based | Europe | Free | Emission factors for the calculation of air pollutants, not given in CO2e. |
| GREET Model | Activity-based | USA | Free | Argonne National Laboratory’s tool for transportation emissions and life cycle analysis. |
| GHG Protocol Database | Activity & spend-based | Global | Free | A widely used emissions database for corporate and product carbon accounting. |
| Agribalyse | Activity-based | France | Free | Managed by the French Environment Agency (ADEME), is a public database that provides detailed life cycle assessment data for agricultural and food products. |
| Base Empreinte | Activity & spend-based | France | Free | Managed by the French Environment Agency (ADEME). It focuses on carbon emissions related to various sectors, providing emission factors for a wide range of activities, products and services. |
| EEA Greenhouse Gas Emissions Intensity of Electricity Generation in Europe | Activity-based | Europe | Free | Generation emission factors for electricity in European countries. |
| Global Logistics Emissions Council (GLEC) | Activity-based | Global | Free | Globally recognized emission factors for freight transportation; covering road, rail, air, sea, and inland waterways. |
| Umweltbundesamt (UBA) Emission Factors | Activity-based | Germany | Free | The Umweltbundesamt (UBA), Germany’s Environment Agency, provides emission factors for various sectors, including energy, industry, transport, and agriculture. |
| OEKOBAUDAT | Activity-based | Global | Free | OEKOBAUDAT is a German government-managed database for environmental impacts and emissions associated with construction materials and buildings. |
| EPA GHG Emission Factors Hub | Spend-based | USA | Free | Regularly updated and easy-to-use set of default emission factors for organizational greenhouse gas reporting. |
| California Air Resources Board (CARB) | Activity-based | Global | Free | CARB maintains a list of the Global Warming Potential for the most common refrigerants regulated under their Refrigerant Management Program |
| WRAP | Activity-based | Global | Free | Provides a repository of secondary emission factors for food and drink that organisations can use for scope 3 reporting. |
| Partnership for Carbon Accounting Financials (PCAF) European Building Emission Factor Database | Activity-based | Europe | Free | Emission factors for the calculation of the embodied emissions of commercial real estate and mortgages for financial institutions in Europe. |
| Netherlands Enterprise Agency (RVO) | Activity-based | Netherlands | Free | List of emission factors including Tank-to-Wheel, Well-to-Tank and biogenic emissions |
| Eora Global Supply Chain Database | Multi-regional Input-Output (MRIO) | Global | Paid | MRIO model that provides a time series of high-resolution IO tables with matching environmental and social satellite accounts for 190 countries. |
| Government of Canada GHG Emission Files | Government Database | Canada | Free | Canadian emission factors created following IPCC guidance for national reporting. Can be applied to some activities for organisational reporting. |
| AIB Residual Mix Factors | Activity-based | Europe & UK | Free | AIB publishes annual residual grid emission factors for European countries aligned to the reporting requirement under the market-based approach in the GHG Protocol scope 2 guidance. |
| Green-e Residual Emissions Rates | Activity-based | USA | Free | Emission rates that can be used to calculate scope 2 market-based emissions for US entities where electricity tariff information is not available. |
| International Energy Agency (IEA) Emission Factors | Activity-based | Global | Paid | Provides international electricity and heat generation emission factors. |
| IPCC Emissions Factor Database | Activity-based | Global | Free | To be used in calculation of anthropogenic emissions by sources and removals by sinks of greenhouse gases. |
| EEI | Activity-based | USA | Free | Database of market-based EFs for electricity suppliers in the US |
| ICE | Activity-based | UK | Free | The Inventory of Carbon and Energy (ICE Data base) is an embodied carbon database for building materials. |
| Plastics Europe Eco profiles | Activity-based | Europe | Free | Lifecycle inventories and Environmental Production Declarations for a large number of different plastics. |
| eGRID | Activity-based | USA | Free | eGRID separates electricity generation and emissions across several aggregation levels: Generator, Plant, State, and Subregion. |
| Full International and Global Accounts for Research in Input-Output Analysis (FIGARO) | Spend-based | Europe & G20 | Free | Includes aligned Input Output Tables, Supply-Use Tables, Globalisation Indicators and Environmental footprints (GHG emissions). |
| Carbon Border Adjustment Mechanism (CBAM) Default Values | Activity-based | Global | Free & Paid | A policy tool implemented by the EU for carbon-intensive goods imported into the EU. |
| Electricity Info | Activity-based | UK | Free | A selection of datasets on UK electricity fuel mix and carbon intensity. |
| Carbon Database Initiative | Activity & spend-based | Global | Free | Country electricity EFs outside UK, USA, Canada and Australia are calculated by Carbonfootprint.com |
| WIOD (or EEIO) | Spend-based | Global | Free | Includes aligned Input Output Tables, Supply-Use Tables, Socio Economic Accounts and links to external Environment Accounts (energy + carbon dioxide). |
| EXIOBASE 3.8 | Spend-based | Global | Free | An environmentally extended multi-regional input‐output (EE MRIO) database providing spend-based emission factors covering a wide range of products and countries. |
| EXIOBASE 3.9 | Spend-based | Global | Paid | An environmentally extended multi-regional input‐output (EE MRIO) database providing spend-based emission factors covering a wide range of products and countries. |