What is Regenerative Agriculture?

Regenerative agriculture is a farming approach that focuses on restoring soil health through practices that capture and store atmospheric carbon dioxide in the soil. Unlike conventional farming methods that deplete soil carbon over time, regenerative practices aim to reverse this trend by building soil organic matter and enhancing the land's capacity to sequester carbon.

This approach matters because agricultural soils have lost 50-70% of their original organic carbon over the past 10,000 years due to intensive farming and land conversion. By adopting regenerative techniques, farmers can transform their land from a carbon source into a carbon sink while simultaneously improving agricultural productivity and resilience.

Core Regenerative Practices That Sequester Carbon

Regenerative agriculture encompasses several key management practices that work together to increase soil carbon storage. Cover cropping maintains living roots in the soil year-round, promoting continuous biological activity and organic matter accumulation. Studies show cover crops can sequester 0.76 metric tons of carbon per hectare annually on average.

No-till or reduced tillage techniques minimize mechanical soil disturbance that releases stored carbon to the atmosphere. When farmers stop tilling, soil structure remains intact and carbon stays sequestered. Research indicates no-till systems can increase soil organic carbon stocks, though results vary by region and soil type.

Crop rotation and residue management contribute additional carbon inputs to soil. Diverse crop rotations that include legumes enhance soil biodiversity and nutrient cycling, while leaving crop residues on fields provides organic material that breaks down into stable soil carbon. Managed grazing systems show potential for carbon sequestration, though recent regulatory developments have placed conditions on crediting intensive grazing practices in some carbon markets.

How Much Carbon Can Regenerative Agriculture Actually Sequester?

The carbon sequestration potential of regenerative agriculture varies significantly based on climate, soil type, and specific practices implemented. Research from Southeast Asia found that organic amendments like biochar, compost, and manure effectively increase soil organic carbon, though some practices also increase methane and nitrous oxide emissions that must be accounted for in net climate impact calculations.

A Vermont study using the Rothamsted Carbon Model found that full adoption of regenerative best management practices could increase the state's soil organic carbon stocks by 5% over 50 years. Converting cropland to intensive rotational grazing showed even higher potential at 11% increase over the same period.

Recent expert assessments estimate that soil carbon sequestration could be scaled globally to capture 2-5 gigatons of CO₂ per year by 2050. Agricultural soils worldwide have the capacity to sequester up to 1.85 billion tonnes of carbon annually, representing enormous potential for climate change mitigation.

Carbon Credits and Market Recognition

On October 30, 2025, the Integrity Council for the Voluntary Carbon Market approved two sustainable agriculture methodologies for its Core Carbon Principles label: the Climate Action Reserve's U.S. Soil Enrichment Protocol v1.1 and Verra's VM0042 Improved Agricultural Land Management v2.2. This approval represents a major milestone for regenerative agriculture in voluntary carbon markets, establishing soil-based carbon removal as a credible, high-integrity climate solution.

The ICVCM approval gives buyers and farmers clear visibility into which soil carbon credits meet the highest scientific standards for additionality, permanence, and verification. However, the approval came with specific conditions. Projects using the Soil Enrichment Protocol must have a Project Implementation Agreement with a minimum 40-year permanence commitment and cannot include rotational or intensive grazing practices to qualify for the CCP label.

At the time of ICVCM approval, approximately one million credits had been issued under the Soil Enrichment Protocol. However, in recent weeks, Indigo Ag announced its fifth consecutive credit issuance, bringing the company's cumulative impact to over 2 million metric tons of carbon removals and reductions across U.S. croplands. As the first company to generate agricultural soil carbon credits at scale, Indigo's milestone demonstrates the rapid scaling potential of CCP-approved methodologies. Market data shows that 40% of corporate buyers now actively prefer credits approved under the Core Carbon Principles.

This recognition unlocks new capital flows to farmers adopting regenerative practices, creating revenue opportunities at a time when farms face rising costs and climate risks.

Challenges and Measurement Considerations

Despite growing market interest, significant challenges remain in scaling regenerative agriculture for carbon markets. Measuring soil carbon accurately is difficult and costly, with inconsistencies in sampling depths and methodologies leading to potential overestimates of sequestration rates.

Scientists also note that soil carbon sequestration is not permanent storage. Carbon stored in topsoil can be released back to the atmosphere if farmers return to tillage or if soil microbial respiration rates increase with warming temperatures. Additionally, soils reach equilibrium and stop sequestering additional carbon after several decades of improved management.

The GHG Protocol Land Sector and Removals Standard, published January 30, 2026, now provides standardized frameworks for reporting agricultural soil carbon data in greenhouse gas inventories. Taking effect January 1, 2027, this standard is critical for ensuring MRV processes meet buyer requirements for credit quality. The accompanying guidance document will be released in Q2 2026.

Key Takeaway

Regenerative agriculture offers a proven pathway for removing atmospheric carbon dioxide through enhanced soil management on working farmlands. While challenges around measurement and permanence persist, recent regulatory approvals and growing market demand signal that soil carbon sequestration is becoming a mainstream climate solution. Farmers implementing these practices benefit from improved soil health, water retention, and crop resilience while generating new income from carbon credit sales.