Highest-rated carbon credit projects
The projects that clear the integrity bar by the widest margin, ranked by composite score.
View ranking →Leaderboards
The carbon market, ranked
Cross-cutting rankings from our integrity ratings of every project in the voluntary carbon market — best, worst, and biggest. Every row links to the full scorecard.
Lowest-rated carbon credit megaprojects
The market's biggest projects — over a million credits each — with the weakest integrity scores.
View ranking →Largest carbon credit projects by issuance
The projects that supply the most credits to the voluntary market — and how each one rates on integrity.
View ranking →