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2026-05-30 07:43:53 UTC

Frank Sonderborg on Nostr: Areas of the sea floor with little or no oxygen, known as "dead zones", appear to be ...

Areas of the sea floor with little or no oxygen, known as "dead zones", appear to be creeping closer to Bornholm's beaches. This is due to human pollution from fertilisers and sewage creating huge algal blooms, which, when they die, sink to the sea floor and cover it. Their decomposition uses up the available oxygen, kills the living organisms that depend on it, and – as a result – creates dead zones.
https://www.bbc.com/future/article/20260522-the-hidden-dead-zones-spreading-across-the-baltic-sea-floor