Search results for wastewater treatment

Environment Jan 25, 2017

Floating towards water treatment

Floating wetlands may seem odd but are perfectly natural. They occur when mats of vegetation break free from the shore of a body of water. That got ecological engineers curious about how they affect the water they bob up ...

Nanomaterials Mar 16, 2014

High-tech materials purify water with sunlight

Sunlight plus a common titanium pigment might be the secret recipe for ridding pharmaceuticals, pesticides and other potentially harmful pollutants from drinking water. Scientists combined several high-tech components to ...

Bio & Medicine Dec 16, 2009

Behavior modification could ease concerns about nanoparticles

In an advance that could help ease health and environmental concerns about the emerging nanotechnology industry, scientists are reporting development of technology for changing the behavior of nanoparticles in municipal sewage ...

Materials Science Apr 7, 2020

Transforming wastewater byproducts into sustainable green fuels

A huge quantity of organic waste from various sectors either ends up in landfills or gets incinerated, further increasing greenhouse gas (GHG) emissions and soil and water pollution. To address this issue, it's crucial to ...

Earth Sciences Nov 8, 2012

Scientists assist public officials in following untreated wastewater

With millions of gallons of raw sewage dumping into New Jersey waterways following Hurricane Sandy, University of Delaware scientists are using satellites to help predict the sludge's track into the ocean.

Materials Science Aug 21, 2018

Portable freshwater harvester could draw up to 10 gallons per hour from the air

For thousands of years, people in the Middle East and South America have extracted water from the air to help sustain their populations. Drawing inspiration from those examples, researchers are now developing a lightweight, ...

Environment Jan 14, 2015

Levels of 'Molly,' aka ecstasy, spike in rivers near music festival

The illicit drug called "Molly" or ecstasy is a serious concern for parents, law enforcement and now for environmentalists. Scientists report in the ACS journal Environmental Science & Technology that a major music festival ...

Energy & Green Tech Mar 6, 2013

Duckweed as a cost-competitive raw material for biofuel production

The search for a less-expensive, sustainable source of biomass, or plant material, for producing gasoline, diesel and jet fuel has led scientists to duckweed, that fast-growing floating plant that turns ponds and lakes green. ...

Environment Oct 29, 2018

Large amounts of antimicrobial substances in Swedish sewage treatment plants

A large number of antimicrobial substances are found in sludge and water in Swedish sewage treatment plants. Several of them pass through the treatment plants and are released into the aquatic environment. However, with new ...

Nanomaterials Apr 14, 2021

Finally, 3D-printed graphene aerogels for water treatment

Graphene excels at removing contaminants from water, but it's not yet a commercially viable use of the wonder material.

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