GHG Protocol

The Greenhouse Gas Protocol (GHG Protocol) is the world's most-widely-used corporate greenhouse gas accounting + reporting framework, developed by the WORLD RESOURCES INSTITUTE (WRI) + WORLD BUSINESS COUNCIL FOR SUSTAINABLE DEVELOPMENT (WBCSD) since 1998. The GHG Protocol comprises a SUITE of standards + guidance covering different scopes + use cases: (a) CORPORATE STANDARD (revised edition 2004) - the foundational standard for entity-level GHG inventories covering Scope 1 (direct) + Scope 2 (purchased energy) emissions; (b) SCOPE 2 GUIDANCE (2015) - location-based + market-based dual reporting methods for purchased electricity + steam + heating + cooling; (c) CORPORATE VALUE CHAIN (Scope 3) STANDARD (2011) - value-chain emissions across 15 categories (8 upstream + 7 downstream); (d) PRODUCT LIFE CYCLE STANDARD (2011) - product-level cradle-to-grave or cradle-to-gate; (e) PROJECT PROTOCOL (2005 + revisions) - GHG reductions from specific projects; (f) MITIGATION GOAL STANDARD (2014) - target-setting + tracking; (g) POLICY AND ACTION STANDARD (2014) - policy-level GHG accounting; (h) LAND SECTOR + REMOVALS GUIDANCE (2025) - new guidance on land use + land use change + forestry (LULUCF) + carbon removals + biomass + bioenergy.