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standard
Puro Biomass Sourcing Criteria, Version 1.3
Jurisdiction countryInternational
Instrument typecertification-protocol
Authorityregistry
PathwaysBiochar, Bioenergy with carbon capture and storage, Pumpable biomass to geological storage (bio-oil, slurry), Terrestrial biomass burial/vaulting, Marine biomass storage
Scopecarbon removal only
Statusamended
DetailPuro.earth published version 1.3 of the Biomass Sourcing Criteria, approved by Puro's Scientific Advisory Board on 3 September 2026. Main update is a new Section 3 – Biomass Counterfactual Storage: for biomass associated with CORC issuance, Suppliers must either demonstrate that the counterfactual scenario results in negligible carbon storage, or quantify the carbon that would have remained stored
Stated statusamended
Pathway scopespecific
Pathway notecriteria govern 'biomass associated with CORC issuance' across Methodologies referencing the Puro Biomass Sourcing Criteria, i.e. biomass-based removal pathways
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