From high above Earth, satellites have captured a sight so extraordinary that scientists initially thought it was a camera malfunction. Across the deep blue expanse of the Atlantic Ocean stretches a colossal brown ribbon, twisting and turning for more than 8,850 kilometres. This is not a living serpent or a strange current, but a vast bloom of brown seaweed known as Sargassum. The mass, officially called the Great Atlantic Sargassum Belt (GASB), is the largest recurring bloom of its kind ever recorded. Extending from the coast of West Africa to the Gulf of Mexico, this phenomenon has earned the nickname “The Brown Snake of the Atlantic.” A study published in Nature explores the causes of its limitless expansion. The Great Atlantic Sargassum Belt did not appear by chance. Its formati
The bizarre 8,850 km phenomenon in the Atlantic that keeps expanding

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