Celussi, M, Manna, V, Quero, GM, Banchi, E, Basili, M, Budillon, G, Castagno, P, Rees, AP and Luna, GM 2026 Inorganic carbon fixation by deep prokaryotes as an unaccounted-for CO2 sink in Antarctic waters. Communications Earth & Environment. 10.1038/s43247-026-03610-z