News tagged with air contaminants
Using air pollution thresholds to protect and restore ecosystem health
Air pollution is changing our environment and undermining many benefits we rely on from wild lands, threatening water purity, food production, and climate stability, according to a team of scientists writing in the 14th edition ...
Nov 14, 2011 |
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Excess heavy metals in 10% of China's land: report
About 10 percent of China's farmland contains excessive levels of heavy metals due to contaminated water and poisonous waste seeping into the soil, state media said Monday, citing a government survey.
Nov 07, 2011 |
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New China pollution targets inadequate: Greenpeace
Environmental group Greenpeace on Monday praised China for setting new pollution targets but said the measures fell well short of what was needed to curb the country's world-beating carbon emissions.
Jan 17, 2011 |
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Probing Question: Is indoor air pollution really a problem?
A popular television commercial from the 1970s shows a Native American man in buckskin and feathers paddling his canoe through ink-black waters, past refineries billowing smoke. He comes aground on a litter-strewn shoreline ...
Apr 30, 2009 |
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Search results for air contaminants
Pair call for public discourse on treating wastewater contaminated with birth control pill chemicals
(Phys.org) -- As people go about their daily lives, it’s easy to overlook the impact their lifestyle has on the environment. Resources are used and as a result of their use, certain elements are placed ...
May 24, 2012 |
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The real cost of coal is quickly adding up
"Cheap coal" is a myth. And like all myths, we accept its wisdom without thinking.
Technology / Energy & Green Tech
May 21, 2012 |
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From waste to water: Study examines solution to red mud problem
Scientists at the University of Glasgow are working to turn a toxic industrial waste product into a material which can be used to treat contaminated water.
May 21, 2012 |
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Mercury in dolphins: Study compares toxin levels in captive and wild sea mammals
Amid growing concerns about the spread of harmful mercury in plants and animals, a new study by researchers from The Johns Hopkins University and The National Aquarium has compared levels of the chemical in ...
May 21, 2012 |
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Electron hopping in graphene oxide leads to highly sensitive sensing
(Phys.org) -- Graphene has many promising applications on its own, but pairing the two-dimensional material with the semiconductor titanium dioxide (TiO2) extends its capabilities even further. A team of ...
Nanotechnology / Nanomaterials
May 17, 2012 |
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Researchers create low-cost, effective method for measuring exposure to toxic metals
(Phys.org) -- Two Colorado State University professors have developed a simple, low-cost method of determining levels of heavy metals in contaminated air using filter paper, water and a little chemistry.
Chemistry / Analytical Chemistry
May 17, 2012 |
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Microplastics endanger ocean health
Tiny pieces of plastic contaminate almost every sea in the world. Now scientists have found that marine creatures like fish and birds are eating this microscopic waste, which may be harming their health.
May 17, 2012 |
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Nasa's new carbon-counting instrument leaves the nest
(Phys.org) -- Its construction now complete, the science instrument that is the heart of NASA's Orbiting Carbon Observatory-2 (OCO-2) spacecraft - NASA's first mission dedicated to studying atmospheric carbon ...
Space & Earth / Earth Sciences
May 11, 2012 |
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Hunting for bomb-eating bugs
University of Arizona researchers are studying the environmental effects of insensitive munitions compounds, or IMCs, which are new, more stable explosives that won't detonate in response to heat or shock.
May 11, 2012 |
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Agricultural bacteria: Blowing in the wind
The 1930s Dust Bowl proved what a disastrous effect wind can have on dry, unprotected topsoil. Now a new study has uncovered a less obvious, but equally troubling impact of wind: Not only can it carry away soil particles, ...
May 09, 2012 |
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List of search results for air contaminants
