World’s Oceans Hit Record Heat in 2025, at Great Economic and Social Costs

World’s Oceans Hit Record Heat in 2025, at Great Economic and Social Costs

UNITED NATIONS, January 22 (IPS) - In 2025, global ocean temperatures rose to some of the highest levels ever recorded, signaling a continued accumulation of heat within the Earth’s climate system and raising deep concern among climate scientists. The economic toll of ocean-related impacts—including collapsing fisheries, widespread coral reef degradation, and mounting damage to coastal infrastructure—is now estimated to be nearly double the global cost of carbon emissions, placing immense strain on economies and endangering millions of lives.

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