Understand the carbon market before you trust a claim in it.
The Carbon Advisory Coalition is an independent library for learning how carbon credits actually work, who verifies and grades them, and which organizations are quietly doing the work well — without ever selling you a credit ourselves.
Carbon markets are full of jargon, marketing, and quiet asterisks.
Voluntary and compliance carbon markets now move hundreds of millions of credits a year, yet most people — including many buyers — can't explain the difference between a registry, a methodology, and a rating agency. We built this coalition to close that gap with plain-language, source-linked education. We do not sell, broker, or certify carbon credits, and we do not accept payment to feature an organization.
What a carbon credit actually is
One credit is supposed to equal one tonne of CO₂ avoided, reduced, or removed — but "supposed to" is doing a lot of work. Learn the anatomy of a credit, additionality, permanence, and leakage.
Who grades the graders
Registries like Verra and Gold Standard issue credits; rating agencies like BeZero, Sylvera, and Calyx Global score their quality afterward. We map out who does what.
Org of the Month
Each month we highlight one organization operating with unusual transparency — this October, ahead of our conference, that's Carboreal of Finland.
Carboreal is turning drained Finnish peat fields back into carbon sinks.
Carboreal Oy plants diverse boreal forests on land unsuited for farming, using scientifically verified, third-party-certified carbon accounting. Its newest project — the Trammell S. Crow Forest in Rovaniemi, Lapland — converts a former peat field into a forest expected to remove roughly 13,000 tonnes of CO₂, protected in the Finnish land registry for a minimum of 70 years.
We're featuring Carboreal this month ahead of our formal launch, and because the Trammell S. Crow Forest is a genuinely well-documented example of what rigorous, verifiable carbon removal can look like.
Read the full feature
We're hosting the 2nd Annual Carbon Conference at Environmental Xperience at EarthX 2027.
Held on the Carboreal Carbon Stage at the Hilton Anatole, the conference returns for a second year of sessions on carbon markets, carbon capture, nature-based solutions, and carbon finance — building on a 2026 stage that drew climate scientists, ministers, and market leaders from across the world.
See the 2027 announcement & 2026 speaker recapBuilt for people who want to actually understand this, not just skim it.
A–Z Glossary
Over 40 carbon-market terms defined in plain language, from "additionality" to "vintage."
Browse the glossary →Ratings Directory
Side-by-side profiles of registries and rating agencies with what each one actually measures.
Compare institutes →Project-Type Explainers
Forestry, soil carbon, biochar, direct air capture, blue carbon, and renewable energy credits, explained.
Explore project types →Buyer FAQs
Straight answers to the questions most companies are afraid to ask about offsetting.
Read the FAQs →Independent by design.
We don't sell credits, we don't take money to feature an organization, and Org of the Month is an editorial call, not a paid placement. If that ever changes, we'll say so on this page.