Explained: How Shrinking Antarctic Sea Ice Is Making Deep Ocean Waters Saltier & Reshaping Global Ocean Circulation

November 10, 2026

A sharp decline in Antarctic sea ice since 2015 has unexpectedly reversed a long-running freshening trend in Antarctic Intermediate Water, causing it to become saltier.  Researchers from the Indian Institute of Science (IISc), the University of Melbourne, and the University of Southampton investigated the link between sea ice loss and changes in this important water mass. My exclusive interview with Bishakhdatta Gayen, corresponding author of the study and associate professor at the Centre for Atmospheric and Oceanic Sciences (CAOS), IISc. https://www.etvbharat.com/en/technology/explained-how-shrinking-antarctic-sea-ice-is-making-deep-ocean-waters-saltier-and-reshaping-global-ocean-circulation-enn26103001031

Dr Anubha

Dr. Anubha Jain is a Senior Journalist Author associated with Eenadu TV, Lokmat Media & All India Radio — handling diverse domains – politics, economics, wildlife, space, science & technology and specializes in tracking social and economic changes taking place in the country. Based in Bengaluru she’s recognised for her work in journalism, advocacy for women’s empowerment and one-on-one interviews with prominent personalities.

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A coffee table book authored by Journalist Dr. Anubha Jain