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rivers

08/18/2018 / By Edsel Cook

Useful way to repurpose invasive weeds: Water hyacinth, an invasive plant to river ecosystems, may prove useful for oil sorption

Those thick clumps of water hyacinth clogging our waterways might be useful for something, after all. A Thai study suggested that the invasive floating plant can be turned into biodegradable adsorption materials that can clean up oil spills better than polypropylene-based sorbents. The findings were published in the International Organization of Scientific Research. Polypropylene is a […]

08/18/2018 / By Edsel Cook

Dangerous, toxic, potentially catastrophic: Tailing ponds for copper mine quietly being planned upstream from the St. Louis River, Lake Superior

A Global Research article drew attention to the quiet plans of a foreign corporation to set up insufficiently secure toxic tailing ponds for its copper mine sited upstream of the vital St. Louis River in Minnesota. According to the article, PolyMet Mining is planning to set up an “enormously dangerous [and] potentially catastrophic” lagoon that will store […]

06/01/2018 / By Michelle Simmons

Wetlands reduce nitrate pollution in rivers and streams five times more efficiently than land-based mitigation strategies

Nitrate pollution comes from the nitrate used in crop fertilizers that goes to rivers and streams through drainage systems and agricultural ditches. High concentrations of nitrate in rivers and streams can be toxic to ecosystems and human health, as they may contaminate drinking water. As a result, a team of researchers from the University of […]

05/05/2018 / By Edsel Cook

The Great Lakes’ biggest problem: Decades’ worth of pollution has altered the fish

In the 1960s, the Cuyahoga River became infamous for becoming so polluted that it regularly caught fire. Now it suffers a different, subtler kind of water pollution. Decades of discharging chemicals into the waters of the Great Lakes have altered the hormones and metabolism of fish found in the Cuyahoga and two other rivers, according […]

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