STOCKHOLM, May 16, 2024 PRNewswire -- Stockholm Exergi has announced that it has signed a contract with Microsoft covering 3.33 million tonnes of permanent carbon removals from bio-energy with carbon capture and storage at Värtan, Stockholm. The agreement represents the world's largest permanent removals deal to date. The deliveries of the carbon removal certificates to Microsoft are planned to start in 2028 and continue for a period of ten years.
This includes criteria for sustainable sourcing of forest biomass developed together with Microsoft, conservative quantification of net removals and comprehensive monitoring, reporting and verification .