Search results for wastewater treatment

Environment Sep 18, 2024

Flushing rubbish down the toilet has impacts on nature

Sampling reveals that there is an incredible amount of rubbish lying on the seabed. This is because many people are still flushing all sorts of things down the toilet, believing that they will simply disappear. But, of course, ...

Environment Sep 4, 2024

Worm study shows risks posed by antidepressants in water

Common drugs such as antidepressants enter the environment via sewage. In her PhD research, Toxicologist Merel van der Most has shown that this affects the behavior of nematodes. These drugs may also be harmful to many other ...

Environment Sep 26, 2024

Chesapeake Bay cleanup going in 'right direction,' thanks partly to Pennsylvania

Chesapeake Bay cleanup is behind schedule but "going in the right direction," largely because Pennsylvania has stepped up efforts to curb the flow of fertilizer and other runoff into bay tributaries, an Environmental Protection ...

Environment Sep 25, 2024

Scientists' win-win solutions to global nitrogen crisis are good for the pocket and planet

The most comprehensive scientific review of the global nitrogen cycle has outlined 150 "win-win" measures to significantly reduce nitrogen pollution while saving billions in costs across a range of industries.

Environment Sep 19, 2024

Forever chemicals persist through waste incineration, researcher finds

PFAS, often called "forever chemicals," present in municipal solid waste can survive the high temperatures of waste incineration and continue to spread into the environment via residues from waste-to-energy plants.

Bio & Medicine Sep 13, 2024

New method to break down forever chemicals uses nanoparticles and ultrasound

What do firefighting foam, non-stick cookware, water-repellent textiles and pesticides all have in common? They all contain per- and polyfluoroalkyl substances, or PFAS—human-made chemicals that don't break down naturally. ...

Nanomaterials Sep 26, 2024

Greener nanomaterials could transform how our everyday stuff is made

Tiny nanoparticles are at the forefront of materials science—with special properties that make them great at absorbing light in solar panels, cleaning wastewater, and delivering drugs precisely.

Analytical Chemistry Sep 18, 2024

Harnessing nature's rhythm: Piezocatalysis for organic pollutant degradation

With the rapid growth of industrial and agricultural activities, water bodies are increasingly contaminated with harmful organic pollutants such as dyes, antibiotics, and bisphenol A. Traditional methods like adsorption, ...

Nanomaterials Sep 23, 2024

Graphene at 20: Still no sign of the promised space elevator, but the material is quietly changing the world

Twenty years ago this October, two physicists at the University of Manchester, Andre Geim and Konstantin Novoselov, published a groundbreaking paper on the "electric field effect in atomically thin carbon films." Their work ...

Ecology Sep 10, 2024

What's really 'fueling' harmful algae in Florida's lake Okeechobee?

Lake Okeechobee is the largest lake in Florida and the second largest in the Southeastern United States. Over the past two decades, blooms of blue-green algae (Microcystis) have emerged in the lake and have been flushed into ...

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