On the Puro Registry you can view CO2 Removal Certificates, or CORCs, that have been retired and the projects that issued them. CORCs are retired when a beneficiary makes a net zero or carbon neutrality claim that is supported by the CORCs’ carbon removal properties. Each CORC represents a Net Carbon Dioxide Removal volume of one (1) metric ton of Long-Term CO2 Removal.
Retired CORCs
624 603
Issued CORCs
1 117 721
Projects
81
Methodology
Retirement date | Beneficiary | Retired CORCs | Projects | Methodologies | |
---|---|---|---|---|---|
05 May 2025 | Hangon Satama - Hangö Hamn Oy Ab | 4 | Bussme-01-Svedala | Biochar | |
02 May 2025 | - | 1 | NetZero-002-Lajinha | Biochar | |
01 May 2025 | - | 1 | Restoration Fuels | Biochar | |
01 May 2025 | - | 10 | Aperam BioEnergia | Biochar | |
29 Apr 2025 | International Monetary Fund (IMF) | 105 | Alcom-01-NuevaEcijaPhilippines | Biochar | |
24 Apr 2025 | - | 10 | Farm Gai Kaisa 159 | Biochar | |
24 Apr 2025 | NatWest Group | 408 | Leeds Production Facility | Carbonated Materials | |
24 Apr 2025 | - | 1255 | Oregon Biochar Solutions | Biochar | |
23 Apr 2025 | - | 6 | Brandon Production Facility | Carbonated Materials | |
17 Apr 2025 | Aéroports de Lyon | 35 | A. James - 50370 Brecey | Wooden Building Elements |
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