A critical Atlantic Ocean current shows two-decade slowdown, study finds
University of Miami Rosenstiel School of Marine, Atmospheric, and Earth Science
Published: 29 April 2026
Research provides the clearest direct observational evidence that the Atlantic Meridional Overturning Circulation has been weakening at four monitoring sites across the North Atlantic over two decades.
Keywords: AMOC, Atlantic circulation, ocean currents, climate change, North Atlantic, thermohaline circulation, ocean monitoring
Deep-ocean heat has been marching closer to Antarctica, study reveals
University of Cambridge
Published: 28 April 2026
A decades-long study provides the first observational evidence that warm circumpolar deep water has expanded and shifted toward Antarctica's continental shelf, threatening ice shelves holding back glaciers.
Keywords: Antarctica, deep-ocean heat, circumpolar deep water, ice shelves, Southern Ocean, sea level rise, climate change
Panama's ocean upwelling fails for the first time in 40 years
Smithsonian Tropical Research Institute (STRI)
Published: 26 April 2026
For the first time in at least 40 years, annual upwelling in the Gulf of Panama did not occur. Scientists link the failure to weakened trade winds, threatening fisheries and coral reef health.
Keywords: ocean upwelling, Gulf of Panama, trade winds, marine ecology, climate disruption, tropical oceanography, coral reefs, PNAS
