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Cotton-and-squid-bone sponge can soak up 99.9% of microplastics, scientists say

www.theguardian.com Cotton-and-squid-bone sponge can soak up 99.9% of microplastics, scientists say

Filter performs well in removing plastic pollution from water and Chinese researchers say it appears to be scalable

Cotton-and-squid-bone sponge can soak up 99.9% of microplastics, scientists say

A sponge made of cotton and squid bone that has absorbed about 99.9% of microplastics in water samples in China could provide an elusive answer to ubiquitous microplastic pollution in water across the globe, a new report suggests.

Just as importantly, the filter’s production appears to be scalable, the University of Wuhan study authors said in the paper, which was peer-reviewed and published in the journal Science Advances. That would address a problem that has stymied the use of previous microplastic filtration systems that were successful in controlled settings, but could not be scaled up.

If it is successfully deployed on a larger scale in forthcoming research, the filter could change the course of one of the world’s most serious public health crises.

“Microplastic remediation in aquatic bodies is essential for the entire ecosystem, but is challenging to achieve with a universal and efficient strategy,” the study’ authors wrote in the paper.

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