AI Reveals Global Ocean Sediment Carbon Cycling
University of Manchester
Published: 26 March 2026
Physics-based AI models provide first global predictions of dissolved organic carbon cycling in ocean sediments, revealing 11% of arriving organic carbon returns to seawater as dissolved carbon.
Keywords: ocean carbon cycle, artificial intelligence, marine sediments, dissolved organic carbon, deep sea, carbon storage, machine learning, biogeochemistry
A New Way to Eavesdrop on Ocean Temperature in the Arctic
Scripps Institution of Oceanography
Published: 2 February 2026
Researchers demonstrated that acoustic signals transmitted across 2,500+ km of Arctic Ocean can precisely track underwater temperature changes beneath sea ice, enabling year-round climate monitoring in remote polar waters.
Keywords: Arctic Ocean, acoustic thermometry, ocean temperature, sea ice, polar climate, underwater acoustics, CAATEX, environmental monitoring
Climate change may produce fast-food phytoplankton
Massachusetts Institute of Technology
Published: 31 March 2026
Study finds rising ocean temperatures will shift polar phytoplankton to produce ~20% more carbohydrates and less protein by 2100, creating a less nutritious fast-food ocean at the base of the marine food web.
Keywords: phytoplankton, climate change, polar oceans, marine nutrition, food web, ocean warming, macronutrients, Nature Climate Change
