Removal of polluted sediment from lake and river bottoms can be costly and time consuming. Ohio Sea Grant researchers are developing a new method using ultrasound and chemical agents, potentially making pollutant clean up faster and less costly.
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Microbeads have drawn a lot of public and political attention since 2012, when researchers from New York and Wisconsin discovered millions of the tiny particles in several Great Lakes. But this new study suggests microfibers may be an even larger concern in at least a few areas.