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Story summary
- June sea temperatures in the Mediterranean were up to 8 °C above the 1990-2020 average.
- Copernicus Climate Change Service reported a global ocean surface temperature record of 20.86 °C on June 21.
- Scientists warned that a developing El Niño could generate additional temperature records in the coming months.
- Copernicus officials said higher ocean temperatures will intensify storms, raise flooding risk, and stress marine ecosystems.
