Microsoft, Arca Seal Carbon Removal Partnership
Microsoft partners with Canada’s Arca to remove 300,000 tonnes of CO₂ through industrial mineralization over 10 years.
 
                                                                                                    Vancouver- grounded carbon junking company Arca has inked a corner 10- time offtake agreement with Microsoft to deliver nearly 300,000 tonnes of durable carbon dioxide junking( CDR) through artificial mineralization. The deal marks one of the largest commercial commitments to this arising technology and strengthens Canada’s position as a global leader in climate invention.
Under the agreement, Arca will use its personal carbon mineralization process to capture and store CO ₂ permanently by repurposing mine waste. The company’s technology accelerates a natural geochemical response that converts gassy carbon dioxide into stable carbonate minerals, locking it down for thousands of times. This process offers a low- footmark result to carbon junking by using mining derivations similar as chase and waste gemstone, which are formerly present at the face, minimizing fresh land or energy conditions.
According to Tim Hodgson, Canada’s Minister of Energy and Natural coffers, the cooperation demonstrates how Canada’s invention ecosystem is rephrasing scientific exploration into real- world climate leadership. “ The coming generation of clean growth will be erected by Canada’s first- class invention ecosystem — companies like Arca, which are turning Canadian imagination into global leadership, ” Hodgson said. “ Carbon junking technologies are n't only strategic tools we can use to attack climate change, they produce good jobs and position Canada at the van of the global low- carbon frugality. ”
The deal provides Arca with long- term profit certainty, helping the company gauge its operations from airman- scale to artificial capacity. In 2025, Arca completed its first full- scale demonstration design at an functional mine, proving the viability of its mineralization technology under real- world conditions. The company now plans to expand its global portfolio of mineralization spots, using the Microsoft agreement to accelerate deployment.
Arca’sco-founder and Head of Science, Dr. Greg Dipple, emphasized that the company’s work builds on decades of exploration and collaboration. “ Arca was erected on the foundation of further than 20 times of academic exploration, dozens of field trials and collaborations with further than 30 mining companies around the world, ” he said. He noted that artificial mineralization delivers significant advantages over other carbon junking styles because it provides endless, empirical storehouse without contending for land or water coffers.
The company also highlights the original environmental and profitable benefits of its approach. Converting mine waste into stable minerals reduces environmental pitfalls associated with chase storehouse and creates employment openings in host communities. This aligns with the principles of a “ just transition, ” icing that climate action supports workers and communities affected by artificial change.
For Microsoft, the agreement with Arca is part of its broader strategy to come carbon negative by 2030 and to remove all literal emigrations by 2050. The tech mammoth has been steadily expanding its portfolio of vindicated carbon junking systems, investing in a different range of pathways including direct air prisoner, biochar, ocean- grounded junking, and now, artificial mineralization.
According to Phil Goodman, Director of Microsoft’s Carbon Dioxide junking Program, Arca’s proven capability made it a compelling mate. “ This offtake agreement diversifies Microsoft’s carbon junking portfolio into a pathway that combines scalability and permanence, ” Goodman said. “ Arca brings notable scientific moxie and has proven they can sequester carbon through their demonstration design, giving us confidence to enter into amulti-year agreement. ”
The cooperation reflects a broader shift in commercial climate finance, where companies are prioritizing scientifically rigorous, durable, and empirical carbon junking styles. As demand for high- quality carbon credits increases, independent confirmation and monitoring systems are getting essential to maintaining credibility and investor confidence in the voluntary carbon request.
Industrial mineralization is arising as one of the most durable forms of CO ₂ storehouse, offering a position of permanence unmatched by natural styles like forestry or soil carbon insulation, which can be reversed through land- use changes or natural disturbances. Arca estimates that billions of tonnes of suitable mineral waste live worldwide, furnishing a vast feedstock for spanning mineralization without contending with food product or natural ecosystems.
Arca CEO Paul Needham described the company’s charge as transubstantiating waste into a resource for climate action. “ We've a unique occasion to use one form of waste — mine chase to neutralize another — excess atmospheric CO ₂, ” he said. “ This agreement with Microsoft validates artificial mineralization as a feasible pathway for durable carbon junking with the eventuality to gauge and meaningfully contribute to global climate pretensions. ”
As transnational carbon requests evolve under fabrics similar as the Paris Agreement’s Composition 6 and the Integrity Council for the Voluntary Carbon Market’s Core Carbon Principles, vindicated and endless carbon junking systems like Arca’s are anticipated to gain elevation.
For Canada, the Microsoft – Arca cooperation reinforces its growing character as a mecca for climate technology and resource invention. By combining its mining moxie with slice- edge carbon operation results, the country is demonstrating how traditional diligence can evolve to meet ultramodern climate challenges.
Encyclopedically, the deal signals a rising appetite among pots for scientifically believable, large- scale carbon junking results that can deliver measurable environmental impact. As the race to net zero intensifies, artificial mineralization may move from experimental systems to a core element of global decarbonization strategies — uniting environmental wisdom, artificial structure, and lasting climate responsibility.
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