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CEDA methodology guide for 2026

Watershed Guide

CEDA methodology guide

Watershed's Comprehensive Environmental Data Archive (CEDA) is the leading global emissions factor database powered by a multi-regional environmentally extended input-output (EEIO) model.

Download the guide to learn about:

  • The history of CEDA's development
  • The scientific methodology behind CEDA
  • The benefits of using CEDA for Scope 3 emissions calculations
  • How to access and use CEDA
  • Frequently asked questions
CEDA methodology guide for 2026

Download the guide