GREENLEDGER™ – A Blockchain-Based Sustainability and Carbon Credit Management System for Agroforestry Enterprises
CHAPTER 1
THE PROBLEM AND ITS BACKGROUND
1.1 Introduction
Climate change remains one of the most pressing global challenges, with agriculture and land-use systems contributing significantly to greenhouse gas emissions while also offering major opportunities for carbon sequestration. Agroforestry—an integrated approach combining trees with crops and/or livestock—has emerged as a viable strategy for sustainable land management, biodiversity restoration, and carbon capture.
In the Philippines, agroforestry initiatives such as agarwood, bamboo, and mixed-species plantations present strong potential for carbon sequestration. However, despite this potential, farmers and agroforestry enterprises face barriers in accessing carbon markets due to lack of reliable monitoring, reporting, and verification (MRV) systems.
GreenLedger™ is proposed as a blockchain-based platform designed to address these challenges by enabling transparent, tamper-proof tracking of sustainability metrics and carbon credits. The system integrates digital data capture, carbon computation models, and decentralized ledger technology to provide verifiable environmental records.
1.2 Background of the Study
Traditional carbon credit systems rely heavily on centralized verification processes that are often expensive, time-consuming, and inaccessible to smallholder farmers. These limitations restrict participation in carbon markets and reduce incentives for sustainable land practices.
Recent advancements in blockchain technology offer a decentralized solution that ensures data integrity, transparency, and traceability. When applied to agroforestry, blockchain can securely record plantation data, carbon sequestration metrics, and certification records.
GreenLedger™ builds on this concept by creating a unified system that links farm-level data to carbon credit generation and verification, enabling stakeholders to trust the authenticity of sustainability claims.
1.3 Statement of the Problem
This study aims to develop a system that addresses the following problems:
- Lack of transparent and verifiable systems for tracking carbon sequestration.
- Difficulty in validating sustainability claims of agroforestry farms.
- Limited access of smallholder farmers to carbon credit markets.
- Inefficiencies in manual data recording and reporting systems.
- Absence of an integrated digital platform for sustainability and carbon credit management.
1.4 Objectives of the Study
General Objective
To design and develop GreenLedger™, a blockchain-based sustainability and carbon credit management system.
Specific Objectives
- To design a digital platform for recording agroforestry data.
- To implement blockchain for secure data storage and verification.
- To develop a carbon credit computation module.
- To create dashboards for stakeholders.
- To evaluate system usability and performance.
1.5 Significance of the Study
- Farmers: Access to new income streams through carbon credits.
- Investors: Transparent sustainability tracking.
- Government: Improved compliance monitoring.
- Researchers: Contribution to agri-tech innovation.
- Environment: Enhanced carbon sequestration initiatives.
1.6 Scope and Limitations
Scope
- Focus on agroforestry systems in the Philippines
- Includes blockchain-based tracking and carbon computation
- Prototype web application
Limitations
- Simulated carbon market integration
- Limited field deployment
- Dependence on input data accuracy
1.7 Definition of Terms
- Blockchain: A decentralized digital ledger.
- Carbon Credit: A tradable unit representing one ton of CO₂.
- Agroforestry: Integration of trees and crops.
- Smart Contract: Self-executing code on blockchain.
CHAPTER 2
REVIEW OF RELATED LITERATURE AND STUDIES
2.1 Blockchain Technology
Blockchain is a distributed ledger technology that ensures data immutability and transparency. It has been applied in supply chains, finance, and agriculture.
2.2 Carbon Credit Systems
Carbon credits incentivize emission reduction and carbon sequestration. However, traditional systems are centralized and costly.
2.3 Agroforestry and Carbon Sequestration
Studies show agroforestry systems can significantly store carbon through biomass and soil organic matter.
2.4 Related Systems
Existing platforms focus on supply chain traceability but lack integration with carbon credit systems.
2.5 Research Gap
There is a lack of systems combining blockchain, agroforestry data, and carbon credit management in a unified platform.
CHAPTER 3
RESEARCH METHODOLOGY
3.1 Research Design
This study uses a developmental research approach with Agile methodology.
3.2 System Development Life Cycle
- Planning
- Analysis
- Design
- Development
- Testing
- Deployment
3.3 System Architecture
- Frontend (React.js)
- Backend (Node.js/Python)
- Blockchain Layer (Ethereum/Hyperledger)
- Database (MongoDB)
3.4 Data Collection
- Interviews with farmers
- Secondary research
3.5 Evaluation Methods
- System Usability Scale (SUS)
- Performance metrics
- User Acceptance Testing
CHAPTER 4
SYSTEM DESIGN, DEVELOPMENT, AND IMPLEMENTATION
4.1 System Overview
GreenLedger™ is a web-based platform that records, processes, and verifies agroforestry sustainability data.
4.2 Functional Requirements
- User registration
- Farm data entry
- Carbon computation
- Blockchain recording
- Report generation
4.3 Non-Functional Requirements
- Security
- Scalability
- Usability
- Reliability
4.4 System Modules
- Farm Registration Module
- Data Capture Module
- Carbon Calculator Module
- Blockchain Verification Module
- Reporting Dashboard
4.5 Implementation
The system was developed using modern web technologies and deployed as a prototype.
CHAPTER 5
SUMMARY, CONCLUSIONS, AND RECOMMENDATIONS
5.1 Summary of Findings
The study successfully developed a prototype system that integrates blockchain with sustainability tracking.
5.2 Conclusions
GreenLedger™ demonstrates the potential of blockchain in improving transparency and accessibility in carbon credit systems.
5.3 Recommendations
- Integration with real carbon markets
- Expansion to other agricultural sectors
- Deployment with IoT sensors
- Government collaboration for certification
REFERENCES
(To be completed in APA format)
APPENDICES
- Screenshots
- Survey Forms
- System Diagrams