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Friday, October 2, 2026 · Global English Edition
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The Vanishing Thermocline: Dispatches from the Arctic’s 79th Parallel

Aboard the polar research vessel Kronprins, scientists document deep Atlantic warm-water pulses transforming high-latitude marine ecology and circumpolar jet dynamics.

The Vanishing Thermocline: Dispatches from the Arctic’s 79th Parallel

North of the Svalbard archipelago, where the Fram Strait narrows between Greenland and Spitsbergen, the ocean water does not freeze as it once did. Dropping a conductivity-temperature-depth rosette down two thousand meters into the ink-black water, oceanographers observe water three degrees Celsius warmer than the 30-year climatological baseline.

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