Nonnative salmon alter nitrification in Great Lakes tributaries

Nonnative species can affect the biogeochemistry of an ecosystem. For instance, Pacific salmon have been introduced as a sport fishery in many streams and lakes beyond their native range, but their introduction may be altering ...

TU Delft's promising water-treatment technologies combined

Thanks to research by Mari Winkler, it should now be possible to integrate two successful TU Delft technologies for the treatment of waste water with bacteria, Nereda and Anammox, into a single plant. On Wednesday 5 September, ...

New catalyst could improve production of glass alternatives

(Phys.org) -- University of Oregon chemists have identified a catalyst that could dramatically reduce the amount of waste made in the production of methyl methacrylate, a monomer used in the large-scale manufacturing of lightweight, ...

Nanomedicines on their way through the body

(Phys.org) -- Which pathways do nanomedicines take after they have been swallowed? Scientists find a recirculation pathway of polymeric micelles using multimodal nonlinear optical microscopy.

New methods for better purification of wastewater

Before wastewater reaches recipient waters, nutrients must be removed in order to avoid eutrophication and large algal blooms, which may result in serious damage to animal and plant life. Robert Almstrand at the University ...

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