Did you know that the global carbon credits market reached a value of USD 851 billion in 2021 and is expected to double by 2030? In that context, biochar - a product of pyrolyzing agricultural residues - is emerging as a golden solution that helps farmers and businesses not only reduce emissions but also generate sustainable income from carbon credits.
However, many people still wonder: How do you register carbon credits from biochar? What documents are required? Is the process complicated? This article will guide you step by step in the most detailed and easy-to-understand way, from foundational knowledge to how to complete a dossier that meets international standards.
Carbon credits from biochar: A golden opportunity for sustainable agriculture
The carbon market is booming - Biochar is a potential key
The voluntary carbon market (Voluntary Carbon Market) is witnessing unprecedented growth. According to data from Ecosystem Marketplace, the volume of carbon credit transactions increased by 190% in 2021 alone. In particular, carbon removal projects such as biochar are being valued 2-3 times higher than traditional emissions reduction projects.
In Vietnam, with more than 40 million tons of agricultural residues each year (straw, rice husks, husk shells, bagasse), the potential to convert them into biochar and generate carbon credits is immense. Instead of burning them and causing air pollution, farmers can turn "waste" into "gold".
Why is biochar recognized as an effective carbon sequestration solution?
Biochar differs from other carbon removal methods in long-term permanenceWhen biomass decomposes naturally, carbon returns to the atmosphere as CO2 within a few years. But when converted into biochar through pyrolysis, carbon is "locked" into a stable structure that can persist in soil for 100 to 1000 years.
Scientific studies show biochar can store 50–70% of the carbon contained in the original biomass as stable carbon. This is recognized by international carbon certification organizations such as Verra, Gold Standard and Puro.earth and provides the basis for issuing carbon credits.
Double benefits: Income from carbon credits and improving agricultural soils
What makes biochar unique is that it creates dual value: both generating carbon credits to sell and improving soil quality when applied to fields. Biochar helps increase water retention, nutrient retention, improves soil structure and boosts crop yields by 10–25%.
A typical case study in Thailand: A farmers' cooperative producing biochar from rice husks earned $15 per ton CO2 from carbon credits, while also selling biochar to local farmers at $200 per ton. Total revenue increased threefold compared to selling only raw rice husks.
Understanding biochar and carbon credits correctly: an important foundation before registering
What is biochar? Distinguishing biochar from conventional charcoal
Biochar is a carbon-rich solid product obtained from the pyrolysis (pyrolysis) of biomass under limited or no oxygen, at temperatures from 300–700°C. The important point is that biochar must be produced with the purpose of soil amendment and carbon sequestration, not for burning as fuel.
Do not confuse biochar with:
- Regular charcoal: Burned for heat; the carbon returns to the atmosphere when burned
- Rice husk ash: Product of complete combustion, low carbon content
- Compost: Biological decomposition process, not produced by pyrolysis
Biochar's carbon sequestration mechanism: Why it can be stored for hundreds of years
The secret lies in the molecular structure. Pyrolysis transforms carbon from easily decomposable forms (cellulose, lignin) into stable aromatic carbon (aromatic carbon). This structure has very stable chemical bonds and is resistant to microbial decomposition.
An important indicator for assessing stability is the H/C ratio (hydrogen/carbon). High-quality biochar has an H/C ratio < 0.7, ensuring that over 90% of the carbon persists for more than 100 years. This is a mandatory requirement of most carbon credit standards.
International standards recognizing biochar
There are currently three main standards recognized by the carbon market:
Verra (VCS): Methodologies VM0044 and VM0021 specific to biochar. Strict requirements for additionality, permanence, and monitoring. Registration fees range from $5,000–$20,000 depending on project scale.
Puro.earth: Specializes in carbon removal, with a simplified process for small-scale biochar projects. Accepts biochar used in both construction and agriculture. Lower fees, suitable for getting started.
Gold Standard: Focuses on sustainable development impacts, requiring proof of community benefits. Credits command higher prices but the process is more complex.
Basic conditions for biochar to qualify for carbon credits
For biochar to be recognized for generating carbon credits, the following must be met:
- Valid biomass source: Agricultural and forestry residues, not from natural forests or dedicated energy crops
- Controlled production process: Temperature and residence time are recorded, no open burning
- Biochar meets quality standards: H/C < 0.7, carbon content > 50%, no toxic contaminants
- Used for the intended purpose: Soil amendment or long-term application, not burned for fuel
- MRV system: Capable of monitoring, reporting, and verification
7-step process for registering carbon credits with biochar
Step 1: Assess potential and select an appropriate methodology
Before starting, you need to calculate whether the project is economically viable. Assessment factors:
Biomass source: Do you have at least 500–1,000 tonnes of residues per year? Will this source be stable over the next 5–10 years?
Minimum scale: Projects smaller than 1,000 tonnes CO2/year are usually not cost-effective. With biochar, 1 tonne of product generates about 2–2.5 tonnes CO2e of credits.
Choice of methodology:
- VM0044 (Verra): Suitable for large projects with technological investments
- Puro.earth CORCs: Good for medium and small scale projects, simpler process
- Gold Standard: If you want higher prices and clear social impact
Timeframe: From assessment to receiving the first credits takes 6-18 months.
Step 2: Set up a standard-compliant biochar production system
This is the most important step because biochar quality determines the number of credits received.
Choosing a pyrolysis technology:
- Kon-Tiki kiln: Low cost (5–10 million VND), suitable for household scale, yield 100–200 kg/batch
- Rotary drum kiln: Medium scale (100–500 million VND), capacity 500–2000 kg/day, good temperature control
- Continuous industrial kiln: Large scale (2–10 billion VND), capacity > 5 tons/day, fully automated
Mandatory technical requirements:
- Temperature sensors and automatic logging
- Exhaust gas treatment system (minimum: cyclone or biofilter)
- Ability to control input oxygen levels
- System for safe cooling and storage of biochar
Step 3: Register the project with a certifying organization (Registry)
After establishing the production system, you need to officially register the project.
Prepare the Project Design Document (PDD): This is the most important document, including:
- Project description and project boundaries
- Demonstrate additionality: the project would not occur without carbon revenue
- Carbon calculation methodology: formulas, coefficients, baseline data
- Monitoring Plan
- Environmental and social impact analysis
Submit the application and await approval: The Registry will review within 2-4 months. There are usually 1-2 rounds of requests for additional information.
Costs:
- Registration fee: 3,000-10,000 USD
- PDD writing consulting fee: 5,000-20,000 USD (if outsourced)
Step 4: Monitoring and production data collection
Once the project is approved, you begin production and record data according to the Monitoring Plan.
Daily data to collect:
- Input biomass mass (weigh and record)
- Output biochar mass
- Pyrolysis temperature and time
- Operating conditions (oxygen, pressure if applicable)
- Amount of biochar distributed and application locations
Periodic sampling for analysis: Every 3-6 months, send biochar samples to an independent laboratory for analysis:
- Total carbon content
- H/C ratio
- Stable carbon
- Contaminants (heavy metals, PAHs)
Document storage: All invoices, weigh tickets, photographs, and lab reports must be systematically stored to prepare for verification.
Step 5: Third-party verification
After each reporting period (typically 1 year), you need to hire an independent verification body (VVB - Validation and Verification Body).
Verification process:
- Prepare the monitoring report: Compile all data according to the methodology template
- Calculate carbon credits: Apply the formula, subtract leakage and uncertainty
- Submit to the VVB: They will review the documents and visit the site for inspection
- Audit: VVB inspects the production system, interviews staff, and cross-checks data
- Verification report: VVB issues a verification report confirming the number of valid credits
Cost: 5,000–15,000 USD per verification, depending on project scale.
Timeframe: 2–3 months from report submission until issuance of the verification report.
Step 6: Carbon credit issuance (Issuance)
When there is a verification report, the Registry will issue carbon credits into your account on the system.
Each credit equals 1 tonne CO2e and has a unique identification code, specifying:
- Project name
- Project type (biochar carbon removal)
- Vintage year (year the carbon removal was generated)
- Serial number
Issuance fee: 0.10-0.30 USD/credit.
Step 7: Selling carbon credits on the market
There are 3 ways to sell credits:
Direct contract with a company: Best price (15-50 USD/biochar credit), but requires network and reputation.
Through a broker/trader: They buy back at 70-80% of the market price, but payment is fast and certain.
Exchange platforms: Platforms like Puro.earth, CBL, AirCarbon allow listing and selling. Transaction fees 5-10%.
Note: Biochar carbon prices are much higher than other types of credits because it is a carbon removal with high permanence.
Biochar carbon credit registration dossier: Detailed checklist of each document
Document group on biomass feedstock origin
This is the set of documents proving the biomass is valid and does not cause deforestation:
- Land use right certificate (if producing biomass yourself)
- Contract for procurement of residues/by-products from farmers/businesses
- Raw material purchase invoice clearly stating type, quantity, and origin
- Location map biomass collection (GPS coordinates)
- No-deforestation commitment: Declaration and proof that the biomass is a by-product, not from cutting new trees
- On-site photos raw material storage
Note: Some methodologies require proof that the biomass would be burned or decomposed if not made into biochar (baseline scenario).
Technical documentation for the biochar production process
Detailed technical documentation of the production system:
- Design drawings of the pyrolysis kiln with dimensions, materials
- Equipment specifications: Capacity, maximum temperature, control system
- Standard Operating Procedure (SOP): Step-by-step from feeding to product retrieval
- Material flow diagram: Mass balance from inputs to outputs
- Monitoring system: Description of sensors, datalogger, and data recording methods
- Equipment certificates (if any): CE, ISO or manufacturer's certificate
- Actual photos/videos production system
Reference templates: Verra and Puro.earth both have PDD templates with sample technical sections.
Biochar quality analysis report
This is the most important document demonstrating that the biochar meets stable carbon standards:
Mandatory analyses (from an ISO 17025 accredited lab):
- Total carbon content (Total Carbon): Method ASTM D5373 or equivalent
- Molar H/C ratio: Calculated from elemental analysis (Elemental Analysis)
- Stable carbon: According to the IBI or EBC method
- Moisture and ash: ASTM D1762
- pH and EC: For agricultural applications
Recommended analyses:
- Surface area (BET surface area)
- Contaminants: Heavy metals (Pb, Cd, Hg, As), PAHs, Dioxins
- Water retention capacity (Water holding capacity)
Frequency: Each type of feedstock and production condition requires at least 3 analytical samples. After that, analyze once every 6 months.
Cost: 200-500 USD/sample for the basic analysis package.
Documentation for tracking biochar distribution and application
Registry must demonstrate that biochar is applied for the intended purpose and is not burned:
- Inventory log: Daily records of receipts, shipments, and stock.
- Biochar sales/distribution contracts: Clearly state the buyer and intended use
- Delivery note with confirming signature
- Application photos: Biochar applied to fields or mixed into soil.
- GPS coordinates application locations (sampling)
- Commitments from buyers: Do not burn biochar as fuel
Special note: Some methodologies require long-term monitoring (5-10 years) to ensure biochar remains in the soil. A follow-up plan is needed.
Monitoring and periodic reporting plan (MRV)
This document is part of the PDD and describes in detail how you will monitor the project:
The Monitoring Plan includes:
- Parameters to monitor: Full list (biomass, biochar, temperature, etc.)
- Measurement methods: Which equipment, what accuracy
- Frequency: Daily, weekly or monthly
- Responsible parties: Who collects, who checks, who stores
- QA/QC procedures: Data quality control
- Carbon calculation method: Detailed formula with data example
- Handling deviations: What to do when equipment fails or data is lost
Periodic reporting: According to the Registry's template, usually includes:
- Executive summary
- Production data (data table)
- Lab analysis results
- Carbon credits calculation
- Analysis of deviations from expected
- Photos and evidence
Technical requirements and equipment for producing biochar that meets carbon credit standards
Suitable pyrolysis technology: Comparison of traditional kilns vs industrial kilns
Comparison table of technologies:
| Criteria | Kon-Tiki Kiln | Rotary Drum Kiln | Industrial Continuous Kiln |
|---|---|---|---|
| Initial investment | 5-15 million VND | 100-500 million VND | 2-10 billion VND |
| Throughput | 100-300 kg/batch | 500-2000 kg/day | 5-50 tons/day |
| Temperature control | Manual, imprecise | Automatic, ±20°C | Automatic, ±5°C |
| Biochar quality | Uneven | Relatively uniform | Very uniform |
| Suitable for carbon credits | Difficult (insufficient data) | Yes (requires additional sensors) | Yes (complete) |
| Emissions | High, heavy smoke | Medium | Low, with gas treatment |
Recommendations:
- Smallholder farmers/cooperatives: Start with an improved rotary drum kiln equipped with additional sensors
- Medium enterprises: Rotary drum kiln or industrial batch kiln
- Large enterprises: Continuous kiln to optimize operating costs
Key technical specifications
To meet carbon credit standards, the system must control:
Pyrolysis temperature: 400-600°C is ideal for most feedstocks. Below 350°C the biochar is unstable; above 700°C yields decrease.
Residence time: Minimum 30-60 minutes at peak temperature to ensure complete conversion.
Oxygen control: O2 levels < 2% in the pyrolysis chamber. Requires an inert gas system or controlled partial combustion.
Heating rate: 5-15°C/min is optimal. Too fast causes cracking, too slow wastes energy.
Cooling: Biochar must be cooled to < 40°C before exposure to air to avoid spontaneous combustion.
Automated measurement and data recording system
This is the strictest requirement of the Registries:
Mandatory sensors:
- K-type thermocouple: At least 2 measurement points in the pyrolysis chamber
- Electronic scale: Accuracy ±0.5% for both input and output
- Time clock: Record start/end time of each batch
Data recording system:
- Datalogger: Record temperature every 5-10 minutes, store for at least 1 year
- Management software: Integrates scale, temperature, automatic calculations
- Backup: Data must be backed up regularly (cloud or hard drive)
Additional costs: 20-50 million VND for a basic monitoring system, 100-200 million for a complete automated system.
Equipment investment costs by scale
Small scale (100-500 tons biochar/year):
- Production equipment: 100-200 million
- Monitoring system: 30-50 million
- Project registration cost: 100-150 million
- Total investment: 230-400 million VND
- Estimated ROI: 3-5 years (at a carbon price of 20 USD/ton CO2)
Medium scale (1000-3000 tons/year):
- Equipment: 500 million - 2 billion
- Monitoring: 100-200 million
- Registration: 150-300 million
- Total: 750 million - 2.5 billion
- ROI: 2-4 years
Large scale (>5000 tons/year):
- Equipment: 3-10 billion
- Monitoring: 300-500 million
- Registration: 300-500 million
- Total: 3.6-11 billion
- ROI: 3-5 years
Calculating potential income from biochar carbon credits
Formula for calculating carbon credits from 1 ton of biochar
Basic formula according to Verra VM0044 methodology:
Carbon Credits = (Mass of biochar × C content × Stable C fraction × 44/12) - Emissions - Leakage
Specific example:
- Producing 1 ton of biochar from rice husk
- Carbon content: 65% (0.65 t C)
- Stable carbon fraction: 90% (0.585 t stable C)
- Convert C to CO2: 0.585 × 44/12 = 2.145 t CO2
- Subtract production emissions (10%): 2.145 × 0.9 = 1.93 t CO2
- Subtract leakage (5%): 1.93 × 0.95 = 1.83 t CO2e
Conclusion: 1 ton of high-quality biochar creates about 1.5-2.5 carbon credits, depending on feedstock and process.
Market price of biochar carbon credits
Biochar carbon removal prices are much higher than other types:
International market (2023-2024):
- Biochar carbon removal: 100-250 USD/ton CO2 (average 150 USD)
- REDD+ (forest protection): 8-15 USD/ton
- Renewable energy: 3-8 USD/ton
- Carbon capture (industrial): 50-100 USD/ton
In Vietnam: The market is still nascent, but initial transactions reached 80-120 USD/ton CO2 for biochar.
Trends: Prices are expected to rise due to:
- Growing demand for carbon removal (Net Zero 2050)
- Tech companies (Microsoft, Google) commit to buying carbon removal at high prices
- Increasingly strict regulations on carbon credit quality
Real case study: Biochar project in Southeast Asia
Project: Biochar from rice husks in Thailand (2020-2023)
Specifications:
- Scale: 2,000 tonnes of biochar per year
- Feedstock: Rice husks from 500 farming households
- Technology: Rotary drum kiln, capacity 8 tonnes/day
- Standard: Puro.earth CORCs
Results:
- Carbon credits: 3,600 tonnes CO2 per year
- Sale price: 120 USD/tonne CO2 (contract with a Japanese company)
- Carbon revenue: 432,000 USD/year
- Biochar sales revenue: 280,000 USD/year (200 USD/tonne)
- Total revenue: 712,000 USD/year
Operating costs:
- Rice husk purchases: 120,000 USD
- Labor: 80,000 USD
- Energy: 40,000 USD
- Verification and fees: 25,000 USD
- Other: 45,000 USD
- Total costs: 310,000 USD
Net profit: 402,000 USD/year (56% profit margin)
Payback period: 2.8 years (initial investment 1.1 million USD)
Expected operating costs and net profit
Break-even analysis (scale 1000 tons biochar/year):
Scenario 1 - Sell only biochar (no carbon credit):
- Revenue: 200,000 USD (200 USD/ton)
- Costs: 160,000 USD
- Profit: 40,000 USD/year (ROI 10%)
Scenario 2 - Sell biochar + carbon credits:
- Biochar revenue: 150,000 USD (discounted to increase distribution)
- Carbon revenue: 240,000 USD (2000 credits × 120 USD)
- Costs: 175,000 USD (increased due to MRV costs)
- Profit: 215,000 USD/year (ROI 54%)
Conclusion: Carbon credit increases profit fivefold, reduces payback period from 10 years to 2 years.
Common mistakes and how to fix them when registering biochar carbon credits
Error 1: Failure to demonstrate additionality (additionality)
Issue: The registry rejects the project for failing to demonstrate "without carbon revenue, the project would not happen".
Common causes:
- Biochar production is already highly profitable from product sales
- There are mandatory policies or government subsidies
- The technology is already widely adopted in the region
How to fix:
- Financial analysis: Demonstrate IRR < 10% without carbon revenue
- Barrier analysis: List technical, financial, institutional barriers
- Comparison with baseline: Demonstrate that most biomass is still burned in the region
- Investment decision documentation: Meeting minutes, emails proving carbon credit are the deciding factor
Tip: Register the project before starting production; do not register retroactively after operations have begun.
Error 2: Missing system for tracking and storing data
Issue: During verification, insufficient evidence was found regarding production volumes and biochar quality.
Manifestation:
- No daily weighing records
- Temperatures recorded manually; many days missing
- Data loss due to computer failure
- No photos of the production process
Solutions:
- Datalogger system: Invest in automatic recording equipment that cannot be edited
- 3-2-1 Backup: 3 copies, 2 different media, 1 offsite copy (cloud)
- Daily checklist: Standard form for employees to complete and sign
- Photos with timestamp: Automatic photos with a non-removable timestamp
- Parallel records: Electronic records + paper logbook with signature
Monthly self-check checklist: □ Temperature data complete 100% of production days □ Input/output weighing slips match inventory □ Photos taken at least once/week □ Data backup successful □ Lab reports include all samples as planned
Error 3: Biochar quality does not meet stable carbon standards
Issue: Analytical results show H/C > 0.7 or stable carbon < 80%, not eligible for carbon credit issuance.
Causes:
- Pyrolysis temperature too low (< 350°C)
- Retention time is too short
- Raw material has high moisture content
- Poor oxygen control, causing fires
Corrective actions:
- Increase temperature: Maintain 450-550°C for at least 1 hour
- Dry feedstock: Moisture < 15% before loading
- Monitor H/C regularly: Test once every 3 months for timely adjustments
- Adjust process: Record the relationship between operating parameters and H/C
H/C reference table by temperature (rice husk feedstock):
- 350°C: H/C ≈ 0.9 (not acceptable)
- 450°C: H/C ≈ 0.6 (meets)
- 550°C: H/C ≈ 0.4 (very good)
- 650°C: H/C ≈ 0.3 (optimal but reduced yield)
Error 4: Mistakes in the verification report
Problem: VVB detects calculation errors or inconsistencies between documents.
Common errors:
- Biochar mass in the report differs from the delivery note
- The carbon calculation formula does not follow the methodology
- Missing documentation demonstrating biochar application
- Lab data do not match the submitted sample
Precautions:
- Hire pre-review consultant: Before submitting to VVB, hire an expert to review (USD 5,000–10,000)
- Cross-check: Verify that all figures across multiple documents match
- Standard template: Use the Registry's calculation tool; do not do it yourself
- Keep chain of custody: Each lab sample must have a traceable code linked to the production date
When VVB requests corrections:
- No arguing, listen and take clear notes
- Allow reasonable time for supplements (usually 2-4 weeks)
- Prepare thoroughly to avoid many revision rounds (each round takes 2-4 weeks)
Preventive solutions and self-check checklist
Checklist before submitting verification:
□ Production data
- Input weigh slips: _____ samples
- Output weigh slips: _____ samples
- Temperature data: _____ days
- Percentage of complete data: _____ % (required > 95%)
□ Biochar quality
- Number of analysis samples: _____ (minimum 4/year)
- Average H/C: _____ (required < 0.7)
- Stable carbon: _____ % (required > 80%)
□ Biochar distribution
- Total dispatched from inventory: _____ tons
- Number of contracts: _____ contracts
- Number of application photos: _____ photos
- GPS tracking: _____ points
□ Finance
- Raw material purchase invoices: _____ invoices
- Biochar sales invoices: _____ invoices
- Operating expense documents: Complete ☐ Missing ☐
□ Carbon calculations
- Formula follows methodology: ☐
- Emissions deducted: ☐
- Leakage deducted: ☐
- Uncertainty analysis: ☐
- Cross-check data: ☐
Recommendations: Include this in the checklist and review every quarter; do not wait until verification.
Conclusions and specific action roadmap
Summary of 5 key points for successful registration
1. Biochar quality is the foundation: Invest in standards-compliant production technology (H/C < 0.7) from the start. Low-quality biochar cannot generate carbon credits even with a perfect dossier.
2. The MRV system is key: Monitor, record, and archive data rigorously from day one. 80% of projects fail due to lack of data, not technical issues.
3. Choose the right methodology and Registry: Puro.earth is suitable for small-to-medium scale and initial projects. Verra is for large, long-term projects. Don’t choose the wrong one because you may have to start over.
4. Additionality must be clear: Demonstrate that carbon credits are the decisive factor for project viability. Prepare this documentation carefully from the design stage.
5. Invest in experts: Hire an experienced consultant at least for the PDD and the first verification. This $10,000–30,000 cost will save hundreds of hours and avoid costly mistakes.
6–12 month roadmap from preparation to receiving the first carbon credits
Months 1–2: Assessment and preparation
- Estimate potential biomass supply
- Select technology and Registry
- Find consultants or technical partners
- Prepare the investment budget
Months 3–4: Design and registration
- Purchase or fabricate production equipment
- Install monitoring systems
- Write the PDD (or hire someone to write it)
- Submit the project registration
Months 5–6: Await approval and testing
- Wait for the Registry to review the PDD
- Run production trials
- Collect initial samples for quality analysis
- Adjust the process if necessary
July - October: Official production
- Start production and record data
- Collect a minimum of 3-6 months of data
- Distribute biochar and monitor application
- Collect periodic samples for analysis
November: Preparation for verification
- Compile data and write the Monitoring Report
- Calculate the number of carbon credits
- Prepare documentation for the VVB
- Contact and hire the VVB
December: Verification and issuance
- VVB reviews documents and inspects the site
- Provide additional information if needed
- Receive the Verification Report
- Registry issues credits to the account
Note: This timeline applies to projects that already have equipment. If starting from zero, an additional 3-6 months are required.
Support sources: Consulting organizations, grant programs in Vietnam
International consulting organizations:
- Carbon Consulting: South Pole, EcoAct, First Climate (with offices in Asia)
- Biochar specialists: The Biochar Company, Pacific Biochar
- Cost: 20,000-50,000 USD for a full-service package
Domestic partners:
- Viện Khoa học Công nghệ Nông nghiệp Việt Nam
- Trung tâm Tư vấn Phát triển Nông nghiệp (CAD)
- Carbon technology startups (contact via the startup network)
Potential funding sources:
- Green Climate Fund (GCF): Has a program for small-scale projects
- JICA, GIZ: Technical assistance and partial funding for pilot projects
- World Bank: Partnership for Market Readiness program
- Carbon funds: Carbonfund.org, Cool Effect (advance purchase of carbon credits)
Communities and forums:
- International Biochar Initiative (IBI): Website biochar-international.org
- Verra Community Forum: Q&A on methodology
- Facebook groups: "Biochar Vietnam", "Carbon Credit SEA"
Future trends in the biochar carbon market
Strong growth through 2030: According to BloombergNEF, demand for carbon removal will increase from 2 million tonnes of CO2 (2023) to 100 million tonnes (2030). Biochar accounts for 15-20% of this market.
High credit prices persist: Unlike emission reduction credits (which tend to decline in price), carbon removals such as biochar will maintain prices of USD 100-200 per tonne CO2 due to scarcity and high quality.
Tighter regulations: The EU and major markets are developing stricter standards. Only high-quality biochar with full MRV will be accepted. This is an opportunity for projects that do things right from the start.
Technology advances: Biochar production equipment costs are expected to fall 30-50% over the next 5 years due to mass production. IoT and AI systems make monitoring easier and more accurate.
Vietnam's market will boom: With the 2022 Law on Environmental Protection and the Net Zero 2050 commitment, Vietnam is building a domestic carbon market. Biochar will be one of the priority solutions for agriculture.
Call to action: Don't wait for the market to mature before you start. Today's pioneering projects will have the advantage of experience, networks, and reputation in 2025–2030 when the market truly takes off. Start by assessing your biomass resources this week, contact a consulting organization for specific guidance, and join biochar communities to learn from those who have gone before.
The carbon market is not just a business opportunity; it is also a way for us to make a real contribution to the fight against climate change. Every ton of biochar you produce is a small step, but when thousands of farmers and businesses participate, together we will create a significant impact on the environment and communities.