News tagged with treatment plant

Report suggests more rigorous assessment of nanosilver use

(PhysOrg.com) -- A new report published in the journal Science suggests the risks to the environment of nanosilver used in consumer goods should be examined more stringently.

Nanotechnology / Bio & Medicine

created Nov 22, 2010 | popularity 5 / 5 (4) | comments 4 | with audio podcast report

Geothermal heating system draws on limitless fuel: sewage

Among the many renewable energy sources - wind, solar, hydroelectric, biofuels - there is one to which we all contribute that has not yet managed to attract the romantic advocates who have embraced other forms of green energy.

Technology / Energy & Green Tech

created Apr 19, 2012 | popularity 5 / 5 (5) | comments 1

Deep sequencing reveals undeclared, potentially toxic ingredients within 15 samples of traditional Chinese medicines

Researchers at Murdoch University have used new DNA sequencing technology to reveal the animal and plant composition of traditional Chinese medicines (TCMs). Some of the TCM samples tested contained potentially ...

Biology / Biotechnology

created Apr 12, 2012 | popularity 5 / 5 (3) | comments 1 | with audio podcast

Two-in-one device uses sewage as fuel to make electricity and clean the sewage

Scientists today described a new and more efficient version of an innovative device the size of a home washing machine that uses bacteria growing in municipal sewage to make electricity and clean up the sewage at the same ...

Technology / Energy & Green Tech

created Mar 29, 2012 | popularity 4.9 / 5 (8) | comments 1 | with audio podcast

Tiny protein helps bacteria 'talk' and triggers defensive response in plants

Scientists have discovered a new signal that helps invading bacteria communicate but also helps targeted rice plants coordinate defensive attacks on the disease-causing invaders, a finding that could lead to new methods of ...

Biology / Cell & Microbiology

created Dec 12, 2011 | popularity 3 / 5 (2) | comments 0 | with audio podcast

Bacteria -- energy producers of the future? (w/ video)

All of us use water and in the process, a lot of it goes to waste. Whether it goes down drains, sewers or toilets, much of it ends up at a wastewater treatment plant where it undergoes rigorous cleaning before it flows back ...

Technology / Energy & Green Tech

created Aug 22, 2011 | popularity not rated yet | comments 1 | with audio podcast

The green machine: Algae clean wastewater, convert to biodiesel

Let algae do the dirty work. Researchers at Rochester Institute of Technology are developing biodiesel from microalgae grown in wastewater. The project is doubly "green" because algae consume nitrates and phosphates and reduce ...

Technology / Energy & Green Tech

created Feb 17, 2011 | popularity 4.4 / 5 (7) | comments 6 | with audio podcast

Igloo-shaped 'Poo-Gloos' eat sewage

Inexpensive igloo-shaped, pollution-eating devices nicknamed "Poo-Gloos" can clean up sewage just as effectively as multimillion-dollar treatment facilities for towns outgrowing their waste-treatment lagoons, ...

Space & Earth / Environment

created Jan 09, 2011 | popularity 5 / 5 (28) | comments 6 | with audio podcast

Wastewater treatment lowers pathogen levels

A recent study by a team of researchers at the University of Arizona has tracked the incident of pathogens in biosolids over a 19 year period in one major U.S. city. In the same study, the researchers also analyzed pathogen ...

Space & Earth / Environment

created Jan 03, 2011 | popularity 3.5 / 5 (2) | comments 2 | with audio podcast

Sewage water bacteria helps fill 'missing link' in early evolution

(PhysOrg.com) -- A common group of bacteria found in acid bogs and sewage treatment plants has provided scientists with evidence of a ‘missing link’ in one of the most important steps in the evolution ...

Biology / Cell & Microbiology

created Dec 07, 2010 | popularity 3.9 / 5 (13) | comments 24 | with audio podcast

Engineers use rocket science to make wastewater treatment sustainable

Within the sludge of wastewater treatment plants is an invisible world teeming with microbes. Here, diverse species of bacteria convert solid and liquid wastes into gases, some of which contribute to global ...

Technology / Engineering

created Jul 26, 2010 | popularity 5 / 5 (9) | comments 2 | with audio podcast

Gender-bending fish problem in Colorado creek mitigated by treatment plant upgrade

Male fish are taking longer to be "feminized" by chemical contaminants that act as hormone disrupters in Colorado's Boulder Creek following the upgrade of a wastewater treatment plant in Boulder in 2008, according ...

Biology / Ecology

created Jun 21, 2010 | popularity 3.7 / 5 (3) | comments 4 | with audio podcast

Feds pass on surest solution to Asian carp advance

(AP) -- With marauding Asian carp on the Great Lakes' doorstep, the federal government has crafted a $78.5 million battle plan that offers no assurance of thwarting an invasion and doesn't use the most promising ...

Space & Earth / Environment

created Feb 11, 2010 | popularity 4.3 / 5 (3) | comments 11

Storm runoff and sewage treatment outflow contaminated with household pesticides

(PhysOrg.com) -- Pyrethroids, among the most widely-used home pesticides, are winding up in California rivers at levels toxic to some stream-dwellers, possibly endangering the food supply of fish and other ...

Space & Earth / Environment

created Feb 02, 2010 | popularity 3.4 / 5 (5) | comments 2 | with audio podcast

Purer water made possible by Sandia advance

By substituting a single atom in a molecule widely used to purify water, researchers at Sandia National Laboratories have created a far more effective decontaminant with a shelf life superior to products currently ...

Chemistry / Analytical Chemistry

created Jul 21, 2009 | popularity 4.3 / 5 (8) | comments 1