16 Sep 2025
Ocean carbon sink weakens amid 2023 marine heat wave
Photo by Leon Rohrwild The world’s oceans absorbed around 1 billion tonnes less carbon dioxide in 2023 than expected — a drop of about 10% compared with previous years — according to new research led by ETH Zurich and published in Nature Climate Change. The team reported that record sea surface temperatures and shifting climate patterns weakened one of […]