Fast sinking krill poo moves carbon from the ocean’s surface to depths for long-term storage, better than krill swimming up and down. Scientists say krill ‘vertical migration’ makes a "surprisingly small" contribution to the carbon export highway antarctica.gov.au/news/2024/… 📷N Brown antarctica.gov.au Mission Antarctica by @MissionAntarctica A @grttme project - Other backups: @Hallotme