Phys.org  January 11, 2023 In 2022, the world’s oceans, as given by changes in ocean heat content (OHC), were again the hottest in the historical record and exceeded the previous 2021 record maximum due to the emission of greenhouse gasses and other anthropogenic substances by human activities, driving pervasive changes in Earth’s climate system. An international team of researchers (China, USA – University of St. Thomas, NCAR, NOAA, University of Pennsylvania, University of Maryland, New Zealand, Italy) recorded the highest OHC since the 1950s among seven regions, four basins (the North Pacific, North Atlantic, the Mediterranean Sea, and southern oceans). […]