Ocean temperatures hit a record high in 2025, with ocean heat content rising by about 23 zettajoules — roughly 210 times humanity’s annual electricity use.
Because oceans absorb around 90% of excess heat from greenhouse gases, the increase is a stark signal of global warming, driving sea-level rise and extreme weather.
by Edward Carver
https://news.mongabay.com/2026/01/ocean-set-alarming-new-temperature-record-in-2025/
#news #climatechange #conservation #elnino #environment #globalwarming #marineconservation #marinemammals #oceans