Space images have found a 5,000-mile seaweed belt across the Atlantic: Scientists say it can clog beaches and create public health problems

Seaweed is no longer just an aquatic flora, it has now transformed into a nuisance, especially for scientists. Sargassum, a genus of brown macroalgae that was once largely confined to the Sargasso Sea has evolved into the Great Atlantic Sargassum Belt that stretches across 5,000 miles.

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