Rigorous protocolsyou can trust.
Isometric protocols are authored by our team of Ph.D. scientists, and set the bar for what suppliers need to measure to demonstrate that carbon dioxide has been removed from the atmosphere and safely stored. In line with the Isometric Standard, all protocols ensure removals are additional and based on the latest scientific knowledge.
Each protocol is modular, ensuring suppliers can choose the capture, feedstocks, LCA, and storage mechanisms that best describe their process while adhering to our uniformly high and conservative standard.
Each protocol is modular, ensuring suppliers can choose the capture, feedstocks, LCA, and storage mechanisms that best describe their process while adhering to our uniformly high and conservative standard.
Active consultations
Content listed in this section is currently under consultation. We invite you to read and share your feedback.Protocol | v1.2 | Under public consultationEnhanced Weathering in Agriculture
This protocol outlines the MRV and best practices for high-quality carbon removal in enhanced weathering in agriculture.
Protocol | v1.0 | Under public consultationLandfill Methane Flaring and Utilization
This protocol outlines a clear and consistent approach to quantifying greenhouse gas reductions achieved when project developers install or improve systems that oxidize, combust, otherwise destroy, or utilize landfill methane.
Module | v1.1 | Under public consultationGHG Accounting
This Module describes greenhouse gas accounting requirements for all Projects.
Module | v1.0 | Under public consultationRiver and Ocean Losses
This module details durability and monitoring requirements for river and ocean losses.
Module | v1.2 | Under public consultationRock and Mineral Feedstock Characterization
This module details the key physical and geochemical characteristic requirements of rock and mineral feedstocks for CDR projects to ensure safety and suitability for carbon removal.
Standard | v2.0 | Under public consultationIsometric Standard
The Isometric Standard lists the requirements that ensure delivered tonnes have measurable climate impact. Tonnes must be additional and calculated using the latest scientific techniques. These tonnes must also include a scientifically robust uncertainty quantification.