Gallagher et al. (2022): Seaweed ecosystems may not mitigate CO2 emissions

John Barry Gallagher, Victor Shelamoff, Cayne Layton IN: ICES Journal of Marine Science, fsac011,

Global seaweed carbon sequestration estimates are currently taken as the fraction of the net primary production (NPP) exported to the deep ocean. However, this perspective does not account for CO2 from the consumption of external subsidies.