Largest carbon credit projects by issuance
The projects that supply the most credits to the voluntary market — and how each one rates on integrity.
Top 50 · from CarbonDecode's ratings of every project.
| # | Grade | Score | Project | Type | Registry | Issued |
|---|---|---|---|---|---|---|
| 1 | BBB | 63 | Guyana Jurisdictional REDD+ · Guyana | Jurisdictional REDD+ | ART / TREES | 58M |
| 2 | B | 48 | The Mai Ndombe REDD+ Project REDD+ · DRC | REDD+ | Verra (VCS) | 43M |
| 3 | BB | 60 | Katingan Peatland Restoration and Conservation Project Wetland Restoration · Indonesia | Wetland Restoration | Verra (VCS) | 40M |
| 4 | BB | 55 | Cordillera Azul National Park REDD Project REDD+ · Peru | REDD+ | Verra (VCS) | 37M |
| 5 | B | 47 | Rimba Raya Biodiversity Reserve Project REDD+ · Indonesia | REDD+ | Verra (VCS) | 34M |
| 6 | BBB | 62 | Hydroelectric Project in Kinnaur District in Himachal Pradesh Hydropower · India | Hydropower | Verra (VCS) | 31M |
| 7 | CC | 29 | KARIBA REDD+ PROJECT REDD+ · Zimbabwe | REDD+ | Verra (VCS) | 29M |
| 8 | BB | 55 | Southern Cardamom REDD+ Project REDD+ · Cambodia | REDD+ | Verra (VCS) | 28M |
| 9 | B | 48 | REDD+ Project Resguardo Indigena Unificado Selva de Mataven (RIU SM) REDD+ · Colombia | REDD+ | Verra (VCS) | 27M |
| 10 | A | 70 | Phlogiston Phase I N2O Destruction in Adipic Acid Production · United States | N2O Destruction in Adipic Acid Production | Climate Action Reserve | 23M |
| 11 | BBB | 61 | 800 MW Koldam Hydro Power Project by NTPC Limited Renewable Energy · India | Renewable Energy | International Carbon Registry | 23M |
| 12 | BBB | 62 | 300MW Hydropower project by JHPL Hydropower · India | Hydropower | Verra (VCS) | 19M |
| 13 | BB | 55 | REDD project in Brazil nut concessions in Madre de Dios, Peru REDD+ · Peru | REDD+ | Verra (VCS) | 19M |
| 14 | BB | 55 | Reduced Emissions from Deforestation and Degradation in Keo Seima Wildlife Sanctuary REDD+ · Cambodia | REDD+ | Verra (VCS) | 19M |
| 15 | B | 48 | The Kasigau Corridor REDD Project - Phase II The Community Ranches REDD+ · Kenya | REDD+ | Verra (VCS) | 18M |
| 16 | BBB | 64 | GS10884 - KOKO Kenya - Ethanol Cookstoves Program - CPA-0002 Cookstoves · Kenya | Cookstoves | Gold Standard | 15M |
| 17 | BBB | 63 | The BBB/Embrasca ARR Project | International Carbon Registry | 14M | |
| 18 | BBB | 67 | Hyundai Steel Waste Energy Cogeneration Project Waste Heat Recovery · South Korea | Waste Heat Recovery | Verra (VCS) | 14M |
| 19 | BBB | 62 | Foz do Chapecó Project Hydropower · Brazil | Hydropower | Verra (VCS) | 14M |
| 20 | BBB | 62 | Finite Carbon - Ahtna Native Alaskan IFM Improved Forest Management · United States | Improved Forest Management | American Carbon Registry | 14M |
| 21 | BBB | 64 | Renewable Solar Power Project by ReNew Solar Power Private Limited Solar - Centralized · India | Solar - Centralized | Verra (VCS) | 13M |
| 22 | BBB | 62 | Finite Carbon - Colville IFM Improved Forest Management · United States | Improved Forest Management | American Carbon Registry | 13M |
| 23 | BBB | 67 | Reducing Gas Leakages within the Titas Gas Distribution Network in Bangladesh Leak Detection & Repair in Gas Systems · Bangladesh | Leak Detection & Repair in Gas Systems | Verra (VCS) | 12M |
| 24 | BBB | 61 | Vishnuprayag Hydro-electric Project (VHEP) by Jaiprakash Power Ventures Ltd.(JPVL) Hydropower · India | Hydropower | Verra (VCS) | 12M |
| 25 | BB | 55 | Luangwa Community Forests Project REDD+ · Zambia | REDD+ | Verra (VCS) | 12M |
| 26 | BB | 56 | The Envira Amazonia Project - A Tropical Forest Conservation Project in Acre, Brazil REDD+ · Brazil | REDD+ | Verra (VCS) | 12M |
| 27 | BBB | 67 | Reducing Gas Leakages within the Hududgaz Gas Distribution Networks across Uzbekistan Leak Detection & Repair in Gas Systems · Uzbekistan | Leak Detection & Repair in Gas Systems | Verra (VCS) | 12M |
| 28 | BBB | 65 | Improved Cookstoves for Social Impact in Ugandan Communities Cookstoves · Uganda | Cookstoves | Gold Standard | 11M |
| 29 | BBB | 62 | Fuel Efficient Cooking in South Africa Cookstoves · South Africa | Cookstoves | Verra (VCS) | 11M |
| 30 | BBB | 62 | Finite Carbon - Sealaska Native Alaskan IFM Improved Forest Management · United States | Improved Forest Management | American Carbon Registry | 11M |
| 31 | A | 70 | El Dorado Nitrogen, LP - Nitrous Oxide Abatement Project N2O Destruction in Nitric Acid Production · United States | N2O Destruction in Nitric Acid Production | Climate Action Reserve | 11M |
| 32 | A | 72 | LANDFILL GAS EXTRACTION AND ELECTRICITY GENERATION PROJECT - ISTANBUL TURKEY Landfill Methane · Türkiye | Landfill Methane | Gold Standard | 11M |
| 33 | BB | 55 | Madre de Dios Amazon REDD+ Project REDD+ · Peru | REDD+ | Verra (VCS) | 11M |
| 34 | BB | 55 | Bale Mountains Eco-region REDD+ project REDD+ · Ethiopia | REDD+ | Verra (VCS) | 11M |
| 35 | BB | 55 | Pacajai REDD+ Project REDD+ · Brazil | REDD+ | Verra (VCS) | 10M |
| 36 | BBB | 64 | Solar Energy Project(s) by SB Energy Private Limited Solar - Centralized · India | Solar - Centralized | Verra (VCS) | 9.4M |
| 37 | B | 48 | FLORESTAL SANTA MARIA PROJECT REDD+ · Brazil | REDD+ | Verra (VCS) | 8.6M |
| 38 | BBB | 62 | DelAgua Clean Cooking Grouped Project in Rwanda Cookstoves · Rwanda | Cookstoves | Verra (VCS) | 8.6M |
| 39 | BBB | 64 | Bundled Solar Photovoltaic Project by ACME Solar - Centralized · India | Solar - Centralized | Verra (VCS) | 8.5M |
| 40 | BBB | 67 | The Hyundai Waste Energy Recovery CO-Generation Project Phase II Waste Gas Recovery · South Korea | Waste Gas Recovery | Verra (VCS) | 8.4M |
| 41 | BB | 59 | 'Guanaré' Forest Plantations on degraded grasslands under extensive grazing Afforestation/Reforestation · Uruguay | Afforestation/Reforestation | Verra (VCS) | 8.3M |
| 42 | BBB | 68 | Air Bag Gas Substitution SF6 Replacement · United States | SF6 Replacement | American Carbon Registry | 8.0M |
| 43 | BBB | 65 | Green Assets - HMWCF-I Avoided Conversion Project Avoided Forest Conversion · United States | Avoided Forest Conversion | American Carbon Registry | 7.8M |
| 44 | BBB | 65 | GreenTrees ACRE (Advanced Carbon Restored Ecosystem) Afforestation/Reforestation · United States | Afforestation/Reforestation | American Carbon Registry | 7.8M |
| 45 | A | 76 | Salt Creek Geo-Seq Carbon Capture & Enhanced Oil Recovery · United States | Carbon Capture & Enhanced Oil Recovery | American Carbon Registry | 7.7M |
| 46 | BBB | 67 | Reducing Gas Leakages within the Titas Gas Distribution Network in Bangladesh - CER Conversion Leak Detection & Repair in Gas Systems · Bangladesh | Leak Detection & Repair in Gas Systems | Verra (VCS) | 7.7M |
| 47 | B | 48 | Cikel Brazilian Amazon REDD APD Project Avoiding Planned Deforestation REDD+ · Brazil | REDD+ | Verra (VCS) | 7.6M |
| 48 | BBB | 62 | 210 MW Musi Hydro Power Plant, Bengkulu Hydropower · Indonesia | Hydropower | Verra (VCS) | 7.6M |
| 49 | BB | 55 | Alto Mayo Conservation Initiative REDD+ · Peru | REDD+ | Verra (VCS) | 7.6M |
| 50 | BBB | 62 | Teesta- V Hydro Power project in Sikkim Hydropower · India | Hydropower | Verra (VCS) | 7.5M |