Resources
Longer reads and reference material for people who want to go deeper than a product page — methodology write-ups, market context, and the regulatory landscape we're building against. We're not making you choose between speed and homework: use whichever one you actually want.
Whitepapers
OpenCarbon's Scoring Methodology — a full technical breakdown of how we weight ICVCM Core Carbon Principles status, third-party ratings, permanence, leakage, and verification quality into a single Trust Score. Expands on our How We Score Projects page with the actual weighting and data sources. In progress — not yet published.
State of the Voluntary Carbon Market — an overview of where this market stands in 2026: the trust problems, the regulatory changes arriving in the EU, and what "good" looks like right now. In progress — not yet published.
From the blog
- The Guardian/Verra investigation, and what it actually means if you're buying credits today
- A plain-English glossary of carbon credit terms
- New EU rules are coming for carbon offset claims — here's what changes on 27 September 2026
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