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Oxford Type 5 — Long-lived RemovalUSA

Gevo Carbon Capture

Captures biogenic CO₂ from ethanol production and injects it permanently underground — combining renewable fuel with geological carbon sequestration.

Gevo Carbon Capture is an innovative carbon removal project that combines bioenergy production with permanent geological CO₂ storage — a process known as BECCS (Bioenergy with Carbon Capture and Storage). At Gevo's ethanol production facility in the US Midwest, corn is fermented to produce sustainable aviation fuel (SAF) and other renewable fuels. The fermentation process produces a concentrated stream of high-purity CO₂ — biogenic carbon that was recently captured from the atmosphere by growing corn. Rather than releasing this CO₂ into the air, Gevo captures it and injects it into deep geological formations, where it is permanently mineralised and stored. This process results in net-negative emissions: the carbon absorbed by the corn during its growth is permanently sequestered underground, creating verifiable, durable removal credits. The project supports rural American agricultural economies, advances the decarbonisation of the aviation sector, and demonstrates the viability of BECCS technology at commercial scale. Credits are verified under rigorous third-party protocols ensuring permanence, additionality, and accurate measurement.

Project Impact

CO₂ Avoided

40,000+ tonnes/year

Verification & Registry

Registry ID
PUR 353054
Standard
Puro.earth
Location
USA
Oxford Type
Oxford Type 5 — Long-lived Removal
Developer
Net-Zero Richardton LLC
Methodology
Puro.earth Geologically Stored Carbon
Crediting period
2022–2027
Vintages in the portfolio
2025
View on Registry

Registry data from the project’s registry record and CNaught, checked in October 2026.

How it fits the portfolio

Removes CO₂ and stores it for centuries or longer: underground, in minerals or as stable biochar. The most durable and most expensive type.

Risks to know

  • High cost and limited supply, so its share of the portfolio is small today.
  • Early-stage technologies: some credits are delivered in future years, and delivery depends on them scaling up.

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