Carbon elimination purchaser coalition Frontier introduced that it has facilitated carbon elimination offtake agreements of greater than $31 million with Ocean Alkalinity Enhancement (OAE) know-how firm Planetary, from patrons together with Stripe, Google, Shopify, and McKinsey Sustainability, Autodesk, H&M Group, and Workday.
Below the brand new agreements, Planetary will ship 115,000 tons of carbon removals between 2026 and 2030, generated by way of a course of that removes carbon from the environment and shops it within the ocean for hundreds of years, marking the largest-ever OAE carbon elimination settlement to this point.
Based in 2019, Canada-based Planetary is growing OAE strategies to take away carbon dioxide from the environment whereas additionally addressing ocean acidification by restoring coastal waters’ skill to soak up CO2 by way of seawater restoration. The corporate’s course of provides a pure antacid to seawater, including alkalinity, and neutralizing CO2 and carbonic acid within the water within the type of impartial salts, that are sturdy saved within the ocean for over 10,000 years. With the CO2 faraway from the water, house is opened up for the air-sea-gas trade course of for extra CO2 from the air to be absorbed into the ocean.
The brand new settlement will increase Planetary’s Tufts Cove, Nova Scotia pilot mission that lately delivered the world’s first verified OAE tons, with the subsequent section of operations beginning carbon elimination deliveries in 2026.
Planetary CEO Mike Kelland stated:
“This offtake with Frontier patrons permits us to show that ocean alkalinity enhancement can safely and successfully take away CO₂ past small-scale trials. This strategy might be the most cost effective and most scalable carbon elimination answer. We’re keen to point out how it may be rolled out responsibly.”
Frontier highlighted a number of key advantages of Planetary’s OAE course of, together with its potential path to scale to billions of tons of carbon elimination yearly at a worth of $50 – $160 per ton, in addition to environmental advantages from addressing acidification, enhancing situations for native marine ecosystems. The group additionally famous Planetary’s measurement, reporting, and verification (MRV) course of, which addresses challenges of measuring carbon elimination within the ocean by dissolving alkaline minerals earlier than releasing them within the ocean, and thru using sensors and validated computational fashions to measure the results of the added alkalinity.
Along with the direct patrons, by way of Frontier’s partnership with Watershed, firms together with Aledade, Canva, Match Group, Samsara, SKIMS, Skyscanner, Clever, and Zendesk may even take part within the purchases.
Hannah Bebbington, Head of Deployment at Frontier, stated:
“Ocean alkalinity enhancement can take away CO₂ from the environment extraordinarily cheaply and effectively. However increasing it past small-scale trials requires ironclad measurement and security protocols, alongside addressing neighborhood considerations. Planetary is taking up these challenges head on with a rigorous MRV strategy and considerate neighborhood engagement at their Tufts Cove website. That is the appropriate mission and workforce to pave the way in which ahead for this promising pathway.”













