The International Carbon Reduction and Offset Alliance (ICROA) is an international non-profit organisation made up of the leading carbon reduction and offset providers in the voluntary carbon market around the world. Our organisation ensures credibility and quality for corporates using voluntary carbon offsets to reduce their greenhouse gas emissions.  ICROA’s primary aim is to promote best practice in the voluntary carbon market through its member’s adherence to the ICROA Code.


ICROA currently has 15 member companies.  Click the below banner to learn more.

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Offsetting is impactful above and beyond emissions reduction. A recent study shows that every one tonne of CO2 offset, delivers an average of $664 worth of co-benefits. Find out more. >> study by Imperial College London

In this section you will find a collection of ICROA's public documents, including:

Academic Research

ICROA Presentations

ICROA Fliers

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