Method to protect carp from the harmful effects of ammonia

Veterinarians from RUDN University have developed a way to increase the resistance of carp, the most common fish in fish farms, to the harmful effects of ammonia, which is found in almost all water bodies. The researchers ...

BioAlchemy: Treating wastewater at the point of production

Treating wastewater is an arduous process relying on complex sewage systems and treatment plants. While this is easier in developed areas with the requisite infrastructure, providing such services in rural areas is challenging. ...

Concerns grow over tainted sewage sludge spread on croplands

For more than 20 years, the eastern Michigan town of Lapeer sent leftover sludge from its sewage treatment plant to area farms, supplying them with high-quality, free fertilizer while avoiding the expense of disposal elsewhere.

Cheap water treatment

There's nothing new in treating water by sorption of organic solvents such as trichloroethylene (TCE). But finding a method that neutralizes these contaminants, instead of just shifting them somewhere else, is no mean feat. ...

In a twist, Colorado asks EPA to lower state's air rating

Colorado took the unusual step of inviting the U.S. Environmental Protection Agency to downgrade the air quality rating of the state's biggest population center, and not everyone thinks that was a good idea.

When naproxen breaks down, toads croak

A new study in Environmental Toxicology and Chemistry takes a harder look at the effects a common anti-inflammatory medication and its degradation products have on amphibians. There have been many studies that review the ...

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