We set the standards to measure and manage emissions
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Companies and Organizations
Greenhouse Gas Protocol provides the world's most widely used greenhouse gas accounting standards for companies.
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Countries and Cities
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.
Standards & Guidance
GHG Protocol supplies the world's most widely used greenhouse gas accounting standards and guidance.
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Tools & Resources
Our tools enable companies to develop comprehensive and reliable inventories of their GHG emissions.
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E-Learning
We offer multiple online learning solutions on the world's most widely used GHG accounting standards.
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Latest
RELEASE: Greenhouse Gas Protocol Appoints Tim Mohin as CEO, Marking New Phase in Global Standards Evolution
Geneva, Switzerland (April 28, 2026) – The Greenhouse Gas Protocol (GHG Protocol), the world’s l
Press Release
ANNOUNCEMENT: ISO and GHG Protocol Finalize Joint Working Group to Develop Product-Level Accounting Standard
Following a strong and competitive process, GHG Protocol is pleased to announce the nomination of its participants to the Joint Working G
Announcement
GHG Protocol Newsletter: March 2026
GHG Protocol Newsletter: March 2026