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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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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Latest
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
GHG Protocol Launches Action and Market Instruments Request for Information: What It Is and Why It Matters
Greenhouse Gas Protocol (GHG Protocol) has taken a significant step forward with the release of its Actions and Market Instruments (AMI) Phase 1 White Paper, opening a 60-day Request for Information (RFI) seeking stakeholder feedback on one of the most anticipated and complex areas of greenhouse gas (GHG) accounting and reporting.
Announcement