[Frontend/Contract] Build Carbon Credit Trading Platform with Verification and Retirement Mechanism

[ayomideadeniran]

📋 Overview

Labels: smart-contract complexity: hard eta-2-days carbon-credits sustainability trading
Contributor Persona: Sustainability Protocol Developer (Requires expertise in carbon markets, verification systems, and credit trading)

🎯 Problem Statement

Carbon credit markets lack transparency and efficient trading. The platform needs a decentralized carbon credit platform with verification, trading, and retirement tracking.

📍 Current State

• No carbon credit functionality
• Missing verification mechanism
• Manual retirement tracking
• Opaque carbon markets

✨ Desired State

• Tokenized carbon credits
• Verified by certified auditors
• Transparent trading marketplace
• Retirement tracking and certificates

🛠 Technical Requirements

• Carbon credit tokenization
• Verification and certification
• Trading mechanism
• Retirement and burn logic

📝 Task Breakdown

Phase 1: Credit Tokenization (0.5 days)

• Implement carbon credit minting
• Create credit metadata (project, vintage, standard)
• Add certification by auditors
• Build credit tracking

Phase 2: Verification System (0.5 days)

• Implement verifier registration
• Create verification workflow
• Add certification signatures
• Build verification status tracking

Phase 3: Trading & Retirement (0.5 days)

• Implement credit trading marketplace
• Create retirement mechanism with burn
• Add retirement certificate generation
• Build trading fee collection

Phase 4: Frontend Interface (0.5 days)

• Create credit marketplace browsing
• Build retirement dashboard
• Add portfolio tracking
• Impact visualization

✅ Acceptance Criteria

• Credits tokenized and verified
• Trading executes correctly
• Retirement burns credits
• Certificates generated
• Frontend displays market data
• All operations emit proper events

📁 Files to Create

• contracts/src/carbon_credit_platform.rs
• contracts/src/verification_system.rs
• frontend/src/components/carbon/CarbonMarketplace.tsx

📚 Resources

• Carbon Markets
• Toucan Protocol
• Carbon Verification

🎯 Success Metrics

• Credit tokenization <5 seconds
• Verification workflow functional
• Retirement tracking 100%
• Support for 1000+ projects