Organizational Activities

The UK Government issues emission conversion factors for use by UK and international organisations to report on greenhouse gas emissions. The key responsible departments / agencies are / were: BEIS , DEFRA, DESNZ and NAEI.

CEDA (Comprehensive Environmental Data Archive) is a spend-based emission factor database with 60,000 factors across 400 industries and 148 countries, used for Scope 3 reporting, LCA analyses, and sustainable procurement, and is maintained by Watershed and available for free as “Open CEDA.”

Emissions from an average commute for different UK regions. Uses UK Government emissions factors and travel data from UK Government and Northern Ireland Statistics and Research Agency.

Cornerstone is a sustainability data initiative that now maintains the US Environmentally-Extended Input-Output (USEEIO) family of models, originally developed by the US Environmental Protection Agency (EPA). USEEIO provides open emission factors across more than 400 sectors of the US economy and is widely used for Scope 3 corporate accounting, policy analysis, and academic research.

ecoinvent is a Swiss not-for-profit association that provides a Life Cycle Inventory (LCI) database that supports various types of sustainability assessments. This data enables users to gain a deeper understanding of the environmental impacts of their products and services.

The Environmental Protection Agency (EPA) is the United States government agency that provides regularly updated default emission factors for organisational greenhouse gas reporting in the United States.