The world's oceans simmered to their hottest temperatures on record over the weekend and are likely to warm even further in the next few months, putting stress on life in

Average sea surface temperature outside polar regions was 21.1C on Saturday, latest data finds

The average global sea surface temperature outside polar regions reached 21.1°C on Saturday.

The previous record was set in 2024, Earth’s hottest year since record-keeping began in 1880