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Will melting glaciers slow climate change? A prevailing theory is on shaky ground
- February 26, 2026 at 10:00 AM
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For scientists who study the Southern Ocean, a long-standing silver lining in the gloomy forecast of climate change has been the theory of iron fertilization. As temperatures rise and glaciers in Antarctica melt, ice-trapped iron would feed blooms of microscopic algae, pulling heat-trapping carbon dioxide from the atmosphere as they grow. There's just one problem: The theory doesn't hold water.
Originally published at Phys.org