We set the standards to measure and manage emissions
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Greenhouse Gas Protocol provides the world's most widely used greenhouse gas accounting standards for companies.
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Greenhouse Gas Protocol provides standards and tools that help countries and cities track progress toward climate goals.
In 2023, 97% of disclosing S&P 500 companies reported to CDP using GHG Protocol.
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GHG Protocol supplies the world's most widely used greenhouse gas accounting standards and guidance.
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Our tools enable companies to develop comprehensive and reliable inventories of their GHG emissions.
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We offer multiple online learning solutions on the world's most widely used GHG accounting standards.
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Frequently Asked Questions: Scope 2 and Electricity Sector Consequential Accounting Public Consultations
On October 20, 2025, GHG Protocol launched two public consultations: one focuses on updates to the Scope 2 Guidance (2015) which addresses inventory accounting, while the other seeks feedback on consequential accounting methods for estimating avoided emissions from electricity-sector actions, which will feed into work underway in the Actions and Market Instruments workstream.
Updates from the GHG Protocol Actions and Market Instruments Workstream
By developing a corporate GHG emissions inventory using GHG Protocol, companies identify the sources and magnitude of
Blog post
GHG Protocol Newsletter: October 2025
GHG Protocol Newsletter: October 2025