39 North company, Running Tide  has signed an agreement with tech giant Microsoft for the removal of 12,000 tons of C02e (carbon dioxide equivalent). With this, the ocean health startup becomes Microsoft’s first supplier for such technology, which could be an important part of toolking for CO2 removal.

The approach Running Tide is developing relies on a combination of photosynthesis and alkalinity enhancements that allow the CO2 to be moved from the fast carbon cycle (which involves the atmosphere and biosphere) to the slow carbon cycle in the deep ocean, where geologic processes allow the gas to be stored for longer periods.

“This agreement represents a joint investment in an abundant future: both in removing a significant amount of carbon while restoring ocean health for future generations,” said Running Tide CEO Marty Odlin.”  READ MORE