United States

ADEME (Agence de la transition écologique) is the French Agency for Ecological Transition and offers a wide range of emission factors to support the measurement and reduction of greenhouse gas emissions in France. These emission factors are used to estimate greenhouse gas emissions associated with various activities, such as energy consumption and transportation.

The Department for Business, Energy & Industrial Strategy is the UK Government agency that issues emission conversion factors for use by UK and international organisations to report on greenhouse gas emissions.

Cloud Carbon Footprint is a free and open-source emissions measurement and analysis tool. It provides emission factors and methodology for measuring the emissions of Amazon Web Services (AWS), Microsoft Azure, and Google Cloud Platform (GCP).

Climate TRACE (Tracking Real-Time Atmospheric Carbon Emissions) is a collaborative initiative aimed at providing precise, real-time tracking of global greenhouse gas emissions using artificial intelligence, satellite image processing and other remote sensing technologies along with academic research and publicly available data.

Climate Transparency is a global partnership organisation funded by the German Government, World Bank, and several other bodies. It seeks to stimulate climate action in G20 countries through enhanced transparency. The Climate Transparency Report annually provides the emission intensity of electricity generation for various countries, based on the emissions from the respective grid mix.

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.