Our methodology
Additionality
Is carbon removed from the atmosphere that would not have been removed without this purchase?
Verification
Can we be sure the project is removing as much carbon as it claims?
Permanence
How long will the removed carbon stay out of the atmosphere?
Leakage
What is the risk of displacing activities that shift emissions from the project to another site?
Catalytic nature
How meaningful is the purchase in advancing research & development?
Co-benefits
Other than the carbon removed, what is the impact of the project?