The creeping threat of the Great Atlantic Sargassum Belt

Photo caption: Sargassum floating on the waters of Guadeloupe in the Caribbean. Photo credit: Hemis / Alamy. Article by Zan Barberton. The Guardian – March 7, 2023.

Visible from space, an explosion of harmful seaweed now stretches like a sea monster across the ocean. Could robots save us from it – and store carbon in the process?

Seaweed has been having a moment. Eco-influencers and columnists rave about its benefits, in everything from beauty products to biofuels. Jamie Oliver has embraced it as a recipe ingredient; Victoria Beckham uses it to keep off the pounds. And they’re right: seaweed is packed with nutrition, it sucks up carbon and is an amazingly versatile addition to the green economy. […]

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