mercredi 14 janvier 2015

water news - Great Lakes teeming with tiny plastic fibres



Scientists who have reported that the Great Lakes are awash in tiny bits of plastic are raising new alarms about a little-noticed form of the debris turning up in sampling nets: synthetic fibres from garments, cleaning cloths and other consumer products.



They are known as "microfibres" — exceedingly fine filaments made of petroleum-based materials such as polyester and nylon that are woven together into fabrics.











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