Ocean Warming Breaks Record for Ninth Straight Year

Every second of last year, the Earth’s oceans absorbed the equivalent in energy to 12 Hiroshima-sized atomic bombs.  Global ocean heat content (OHC) increased for the ninth consecutive year in 2025, according to a report released Friday in Advances in Atmospheric Sciences. The study—a collaboration involving more than 50 scientists from 31 international institutions—measured temperature […]