Seaweed used as a carbon sink? ‘Whilst Ocean 14 Capital is certainly looking at this as an investment theme, for example as a bio-stimulant or protein source, from a carbon sequestration point of view we are still looking at the science and numbers of the life cycle of seaweed to understand whether or not it might ‘emit’ more CO₂ in its role as a home for animals than it ultimately captures.’
Background reading: Companies hoping to grow carbon-sucking kelp may be rushing ahead of the science | MIT Technology Review