News tagged with chemical contaminants
New type of biosensor is fast, super-sensitive
(Phys.org) -- A whole new class of biosensor that can detect exceptionally small traces of contaminants in liquids in just 40 minutes has been developed by a UNSW-led team of researchers.
Chemistry / Analytical Chemistry
16 hours ago |
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Reuse of municipal wastewater has potential to augment future drinking water supplies
With recent advances in technology and design, treating municipal wastewater and reusing it for drinking water, irrigation, industry, and other applications could significantly increase the nation's total available water ...
Jan 10, 2012 |
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Novel device removes heavy metals from water
An unfortunate consequence of many industrial and manufacturing practices, from textile factories to metalworking operations, is the release of heavy metals in waterways. Those metals can remain for decades, even centuries, ...
Dec 16, 2011 |
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'Emerging contaminants of concern' detected throughout Narragansett Bay watershed
A group of hazardous chemical compounds that are common in industrial processes and personal care products but which are not typically monitored by the Environmental Protection Agency have been detected throughout the Narragansett ...
Sep 21, 2011 |
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Researchers find high levels of toxic PCBs in Indiana Harbor and Ship Canal
University of Iowa researchers have found high levels of toxic polychlorinated biphenyls (PCBs) in the deep sediments lining the Indiana Harbor and Ship Canal (IHSC) in East Chicago, Ind. Scientists say the discovery is cause ...
Sep 09, 2011 |
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Terminating toxic metals: Molecularly engineered material solves complex environmental contamination issues
A whiteboard, dry-erase markers and curiosity can sometimes be the most powerful tools in the scientific toolkit to solve America's biggest challenges. And few problems pose as serious a threat to the environment ...
Sep 08, 2011 |
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Toxic chromium found in Chicago's drinking water
Chicago's first round of testing for a toxic metal called hexavalent chromium found that levels in local drinking water are more than 11 times higher than a health standard California adopted last month.
Aug 08, 2011 |
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Models show Coho salmon at risk in US urbanizing watersheds
For a decade researchers in Seattle have worked to solve the mystery of why adult coho salmon are dying prematurely in urban streams when they return from the ocean to mate and spawn. In a study published in Integrated En ...
Jul 26, 2011 |
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Nike, Adidas suppliers 'polluting China rivers'
Environmental campaigners on Wednesday accused suppliers to major clothing brands including Adidas and Nike of poisoning China's major rivers with hazardous chemicals linked to hormonal problems.
Jul 13, 2011 |
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Nitrates in meat blamed in Chinese man's death
(AP) -- A Chinese butcher was sentenced to life in prison on Saturday for adding industrial grade nitrates to meat that was blamed in a man's poisoning death,
Jun 11, 2011 |
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China pays price for world's rare earths addiction
Peasant farmer Wang Tao used to grow corn, potatoes and wheat within a stone's throw of a dumping ground for rare earths waste until toxic chemicals leaked into the water supply and poisoned his land.
May 01, 2011 |
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A new approach to calculating uranium diffusion challenges traditional equations
(PhysOrg.com) -- Uranium contamination may move much slower in groundwater than previously believed, according to scientists at Pacific Northwest National Laboratory. Around the nation, sediments and groundwater ...
Dec 16, 2010 |
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US doctors, young mom want overhaul of toxic chemicals law
Dr Linda Giudice has treated thousands of patients over the years with a range of troubling reproductive disorders, and this week, she joined health experts and a young mother in fingering chemicals as the ...
Nov 20, 2010 |
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Exposure of humans to cosmetic UV filters is widespread
An investigation conducted in the context of the Swiss National Research Programme (NRP50), Endocrine Disrupters: Relevance to Humans, Animals and Ecosystems, demonstrates for the first time that internal exposure of humans ...
Nov 02, 2010 |
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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 ...
Jun 21, 2010 |
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