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The Guardian - UK
The Guardian - UK
Environment
Damian Carrington Environment editor

UNCOVERED: Worlds oceans hit hottest temperature on record in august | History Defined

Aerial view of floating board and people on blue sea
Hotter oceans will exacerbate extreme weather, scientists warned. Photograph: Denys Bilytskyi/Alamy

The world’s oceans were hotter than ever previously recorded on Saturday, according to the latest data.

The average surface temperature was 21.1C, with the rising marine heat a stark indicator of the climate crisis. More than 90% of the heat trapped by carbon dioxide from fossil fuel burning enters the oceans.

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