A container of algae to clean the shopping cart of plastics
At the beginning of March, the machinery was on the Poniente beach in La Línea de la Concepción: its objective was to collect all the seaweed that the sea had thrown onto the sand to leave it clean for use during the beach season. The calculations when the work was more or less finished were quite striking: in two months they had to remove 500 tons of invasive algae.
This beach in Cádiz is just one example: year after year and month after month, the municipalities of the coast face the algae that remain stranded in the sandbanks, known as arribazones. Algae are part of the marine flora, which when they are thrown onto the sand and are simply a dead organism —and even more so when it comes to invasive species— become a problem. They are a residue, one that, yes, could be given a new ...