Registry
ISO carbon project ratings
CarbonDecode rates 65 carbon-credit projects issued under ISO on a transparent, audit-ready integrity scale. Every project has a full CCP-aligned scorecard — the highest-issuance ones are below.
Largest projects
Browse the full screener →| Grade | Score | Project | Type | Registry | Country | Issued |
|---|---|---|---|---|---|---|
| A | 73 | Great Plains Organic Waste Sequestration Biomass Carbon Removal & Storage · ISO · United States | Biomass Carbon Removal & Storage | ISO | United States | 63k |
| A | 73 | Loblolly Project Biomass Carbon Removal & Storage · ISO · United States | Biomass Carbon Removal & Storage | ISO | United States | 15k |
| BBB | 63 | Humboldt Sawmill Company (HSC) Biochar · ISO · United States | Biochar | ISO | United States | 7k |
| A | 73 | Charm Bio-oil Geologic Storage Biomass Carbon Removal & Storage · ISO · United States | Biomass Carbon Removal & Storage | ISO | United States | 7k |
| BBB | 63 | Darjeeling Revival: Monsoon Harvest Enhanced Rock Weathering · ISO · India | Enhanced Rock Weathering | ISO | India | 6k |
| A | 73 | Nova Scotia Mineral OAE Project Ocean Alkalinity Enhancement · ISO · Canada | Ocean Alkalinity Enhancement | ISO | Canada | 5k |
| BBB | 63 | Darjeeling Revival: Alt x MOL Enhanced Rock Weathering · ISO · India | Enhanced Rock Weathering | ISO | India | 3k |
| BBB | 63 | US Southeast Enhanced Weathering Project Enhanced Rock Weathering · ISO · United States | Enhanced Rock Weathering | ISO | United States | 2k |
| A | 73 | New England WAE Project Wastewater Alkalinity Enhancement · ISO · United States | Wastewater Alkalinity Enhancement | ISO | United States | 1k |
| A | 73 | Ontario Avenue Bio-Oil Sequestration Biomass Carbon Removal & Storage · ISO · Canada | Biomass Carbon Removal & Storage | ISO | Canada | 1k |
| BBB | 62 | ERW Deployment: Seoni & North Chhattisgarh, India Enhanced Rock Weathering · ISO · India | Enhanced Rock Weathering | ISO | India | 492.4 |
| A | 73 | TIRE Project Biomass Carbon Removal & Storage · ISO · United States | Biomass Carbon Removal & Storage | ISO | United States | 418.869 |
| BBB | 63 | Project Serra da Mantiqueira Enhanced Rock Weathering · ISO · Brazil | Enhanced Rock Weathering | ISO | Brazil | 381.631 |
| BBB | 63 | Project Araçari Enhanced Rock Weathering · ISO · Brazil | Enhanced Rock Weathering | ISO | Brazil | 313.57 |
| BBB | 63 | Project Carcará Enhanced Rock Weathering · ISO · Brazil | Enhanced Rock Weathering | ISO | Brazil | 200.851 |
| A | 73 | DMS Georgia Biomass Carbon Removal & Storage · ISO · Georgia | Biomass Carbon Removal & Storage | ISO | Georgia | 103.467 |
| A | 73 | Kvina River CDR Project River Alkalinity Enhancement · ISO · Norway | River Alkalinity Enhancement | ISO | Norway | 75.156 |
| BBB | 63 | Charm Range & Plains Biochar Biochar · ISO · United States | Biochar | ISO | United States | 50.217 |
| A | 73 | Hampton Roads WAE Project Wastewater Alkalinity Enhancement · ISO · United States | Wastewater Alkalinity Enhancement | ISO | United States | 48.539 |
| BBB | 63 | Project Cajueiro Enhanced Rock Weathering · ISO · Brazil | Enhanced Rock Weathering | ISO | Brazil | 46.001 |
| BBB | 63 | Project Agneerath Biochar · ISO · India | Biochar | ISO | India | 5.488 |
| BBB | 63 | Project Nandani Biochar · ISO · India | Biochar | ISO | India | 4.87 |
| AA | 82 | Deep Sky Alpha Direct Air Capture · ISO · Canada | Direct Air Capture | ISO | Canada | 2.959 |
| BBB | 63 | A Biochar Project at Satyapura Biochar · ISO · India | Biochar | ISO | India | 1.44 |
| BBB | 65 | Darjeeling Revival Project Enhanced Rock Weathering · ISO · India | Enhanced Rock Weathering | ISO | India | 0 |
| BBB | 65 | Carboneers & Terrafront High Tech Biochar Biochar · ISO · India | Biochar | ISO | India | 0 |
| BBB | 65 | ZX-24 Vulkaneifel Enhanced Rock Weathering · ISO · Germany | Enhanced Rock Weathering | ISO | Germany | 0 |
| BBB | 65 | KARBOTECH one Biochar · ISO · Czechia | Biochar | ISO | Czechia | 0 |
| BBB | 61 | Reforesting Degraded Appalachian Mine and Agricultural Lands Afforestation/Reforestation · ISO · United States | Afforestation/Reforestation | ISO | United States | 0 |
| CC | 29 | Project Juniper Direct Air Capture · ISO · United States | Direct Air Capture | ISO | United States | 0 |