Ocean & Marine Science — 2026-08-26
Global ocean surface temperatures reached an all-time record high of 21.1°C outside polar regions on August 22, 2026, according to the latest data. Meanwhile, NOAA Fisheries has deployed underwater gliders alongside its long-running CalCOFI survey off the U.S. West Coast, revealing previously under sampled marine life, and a hydrogen fuel cell–powered autonomous underwater vehicle completed a 385-hour, 2,023-kilometer submerged mission in a major validation milestone.
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