CARBON CURVE
INTELLIGENCE
deal · 29 May 2025

Microsoft ↔ Rubicon Carbon

Microsoft: a firm purchase of 18,000,000 t of afforestation/reforestation removal from Rubicon Carbon.

Tonnes18,000,000 t
Storage mediumecosystem
Commitment typefirm
Deal structureofftake
Source pathway descriptionafforestation, reforestation and revegetation (ARR) projects across the world
Delivery window15 to 20-year offtakes
Project locationacross the world
NotesFramework agreement for carbon removal credit purchases. Rubicon sources, evaluates and monitors ARR projects. Agreement incorporates Rubicon's carbon removal credit standards and Microsoft's science and quality criteria. Described as largest single-buyer commitment of its type within the global voluntary carbon market.
Durability defaultedtrue
Previous durabilityconventional
Previous durability basispathway-default
Durability notePathway default removed; duration requires source evidence
automatically extracted from the cited source; not yet reviewed by a person · discovered via carbon-removal-updates · extracted 2026-08-24

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