The global voluntary carbon certification programme for airports. 800+ airports accredited across 97 countries, progressing through 7 levels from Mapping to Net Zero. This 4-part series covers every level where carbon credits matter.
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800+
Airports Accredited
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7
Accreditation Levels
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4
Articles in Series
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5
Approved Registries
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Start with the foundational article and progress through each accreditation level where carbon credit procurement is required.
Suggested Reading Path
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Step 1
ACA 101
Fundamentals
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→ |
Step 2
Level 3+
Neutrality
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→ |
Step 3
Level 4+
Transition
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→ |
Step 4
Level 5
Net Zero
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Climate Decode’s Canopy is an AI-powered carbon credit procurement platform purpose-built for airport operators navigating ACA compliance. From Level 3+ Neutrality through Level 5 Net Zero, Canopy replaces fragmented offset workflows with a single, auditable workspace.
Residual Emission CalculationAutomatically ingests your Scope 1, Scope 2, and Scope 3 staff business travel data to compute residual emissions after verified reduction measures. Integrates with TerraNova or manual GHG inventories. Outputs the precise offset volume required at each ACA level.
Level 3+
Level 4+
Level 5
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AI Credit CurationCurates ACA-approved carbon credits from Verra, Gold Standard, ACR, CAR, and UK WCC based on your accreditation level, airport geography, value chain characteristics, and budget. At Level 5, automatically filters for removals-only credits.
Level 3+
Level 4+
Level 5
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One-Click RFQGenerate and distribute Requests for Quotation to pre-vetted credit suppliers in a single click. Standardised RFQ templates cover project type, vintage, registry, volume, and delivery terms. Compare bids side-by-side with automated scoring.
Level 3+
Level 4+
Level 5
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Smart Portfolio SelectionAI-optimised portfolio assembly balancing cost, quality, permanence, and diversification. Combines project types (forestry, renewables, methane, DACCS, biochar) across geographies and vintages. Level 5 portfolios automatically blend biological and technological removals.
Level 3+
Level 4+
Level 5
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Integrated PO GenerationGenerate purchase orders directly from approved credit selections with native integration to SAP Ariba and Coupa. Automated PO workflows with approval routing, budget validation, and contract attachment. Eliminates manual procurement administration.
Level 3+
Level 4+
Level 5
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ACA & Sustainability ReportingGenerate audit-ready ACA compliance reports in the format required by WSP verifiers. Additionally produces sustainability reporting blurbs for annual reports, CDP disclosures, TCFD filings, and stakeholder communications — with verified offset data pre-populated.
Level 3+
Level 4+
Level 5
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Canopy is more than a tool. It is an AI-powered procurement workspace backed by carbon market expertise. Residual emission calculation, credit curation from 5 approved registries, RFQ distribution, portfolio optimisation, Ariba/Coupa PO integration, and ACA audit reporting — all in one platform, for every level.
| Speak to an Expert → | Explore Canopy → |
Series Authors
Koorosh Behrang Founder, Climate Decode Carbon markets strategy, aviation decarbonisation, and enterprise climate platform architecture. |
Abhishek Das Climate Decode Voluntary carbon markets, residual emission procurement strategy, and carbon credit analytics. |