News tagged with chemical contamination

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
5 / 5 (13) 4 | with audio podcast

Pollutant-eating bacteria not so rare

(Phys.org) —Dioxane, a chemical in wide industrial use, has an enemy in naturally occurring bacteria that remove it from the environment. Researchers at Rice University have found that these bacteria are ...

Aug 26, 2013
4.3 / 5 (3) 0 | with audio podcast

Bacterial boost for clean energy

(Phys.org) —Bacteria are often associated with their disease-causing capacity or alternatively, with their role as normal residents of the human body, where they perform duties essential to health.

Mar 27, 2013
4 / 5 (1) 0 | with audio podcast

Hungry salmon a problem for restoration efforts

(Phys.org)—Food webs needed by young salmon in the Columbia River basin are likely compromised in places, something that should be considered when prioritizing expensive restoration activities aimed at ...

Nov 29, 2012
not rated yet 0 | with audio podcast

Eminent scientist warns of global contamination risks

(Phys.org)—Eighty-three thousand man-made chemicals now circulate freely around the Earth, in water, soil, air, wildlife, food and manufactured goods and people, posing unquantified but genuine hazards to human and environmental ...

Feb 26, 2013
3.8 / 5 (4) 1

Mobile PCB cleanup system developed

University of Calgary scientists have developed new technology that promises a safer, cheaper way to clean up hazardous PCBs in soil using ultraviolet light – the first technology of its kind in the world.

Sep 11, 2013
not rated yet 0