News tagged with methylmercury

Methylmercury

Methylmercury (sometimes methyl mercury) is an organometallic cation with the formula [CH3Hg]+. It is a bioaccumulative environmental toxicant.

For more information about Methylmercury, read the full article at Wikipedia.
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Heavy metals in seafood: Satisfactory results of interlaboratory comparison

Fifty-seven laboratories from 29 countries volunteered to put their measuring competence to the test. Each laboratory received a sample without knowing the levels of heavy metals present, and was asked to measure and report ...

Medicine & Health / Health

created Nov 24, 2010 | popularity not rated yet | comments 0

Why mercury is more dangerous in oceans

Even though freshwater concentrations of mercury are far greater than those found in seawater, it's the saltwater fish like tuna, mackerel and shark that end up posing a more serious health threat to humans ...

Space & Earth / Earth Sciences

created Jun 27, 2010 | popularity 5 / 5 (8) | comments 0 | with audio podcast

Mercury in fish seems to raise blood pressure in spite of nutrients

(PhysOrg.com) -- The negative impact of high amounts of methylmercury in seafood on blood pressure may outweigh the protective effects of fish nutrients, researchers report in Hypertension: Journal of the American Heart As ...

Medicine & Health / Health

created Oct 05, 2009 | popularity 4.5 / 5 (2) | comments 0

Groundwater fingered as a source of methylmercury in coastal waters

For the first time, scientists have detected a highly toxic form of mercury in groundwater flows at two coastal sites in California.

Space & Earth / Environment

created Jun 09, 2009 | popularity 3.3 / 5 (3) | comments 1




Search results for methylmercury


‘Fingerprinting’ method tracks mercury emissions from coal-fired power plant

(PhysOrg.com) -- For the first time, the chemical "fingerprints" of the element mercury have been used by University of Michigan researchers to directly link environmental pollution to a specific coal-burning ...

Space & Earth / Environment

created Dec 16, 2011 | popularity 5 / 5 (1) | comments 8 | with audio podcast

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 ...

Space & Earth / Environment

created Nov 14, 2011 | popularity 5 / 5 (1) | comments 0

Seafood: can there be too much of a good thing?

Stony Brook University has launched a pilot epidemiologic study targeting avid fish consumers that will examine the benefits and risks of seafood consumption. The “Long Island Study of Seafood Consumption,” led ...

Medicine & Health / Health

created Oct 05, 2011 | popularity 5 / 5 (1) | comments 0

Mercury on the rise in endangered Pacific seabirds

Using 120 years of feathers from natural history museums in the United States, Harvard University researchers have been able to track increases in the neurotoxin methylmercury in the black-footed albatross (Phoebastria ni ...

Biology / Ecology

created Apr 18, 2011 | popularity not rated yet | comments 0

Bacterial genome may hold answers to mercury mystery

A newly sequenced bacterial genome from a team led by the Department of Energy's Oak Ridge National Laboratory could contain clues as to how microorganisms produce a highly toxic form of mercury.

Biology / Cell & Microbiology

created Apr 08, 2011 | popularity 4.8 / 5 (4) | comments 0 | with audio podcast

Mercury thermometers face final phase out

The mercury thermometer, long a fixture in household medicine cabinets and industrial settings, is going the way of the horse and buggy. The reason: Mercury released into the environment from a broken thermometer ...

Space & Earth / Environment

created Feb 25, 2011 | popularity not rated yet | comments 4

Arctic home to mysterious mercury deposits

More mercury is deposited in the Arctic than anywhere else on the planet. Norwegian NTNU researchers think one explanation for this may lie in the meteorological conditions in the Arctic spring and summer.

Space & Earth / Earth Sciences

created Feb 01, 2011 | popularity 5 / 5 (1) | comments 0

Mercury in Bay Area fish a legacy of California mining

Mercury contamination, a worldwide environmental problem, has been called "public enemy No. 1" in California's San Francisco Bay.

Space & Earth / Environment

created Jan 25, 2011 | popularity 4 / 5 (1) | comments 3 | with audio podcast

Arctic sea-ice controls the release of mercury

A French-American team, including researchers from CNRS, IRD, the Universite Paul Sabatier and the Université de Pau, has recently highlighted a new role that sea-ice plays in the mercury cycle in the Arctic. By blocking ...

Space & Earth / Earth Sciences

created Jan 19, 2011 | popularity 5 / 5 (1) | comments 0

Natural dissolved organic matter plays dual role in cycling of mercury

(PhysOrg.com) -- Nature has a bit of a Jekyll and Hyde relationship with mercury, but researchers at the Department of Energy's Oak Ridge National Laboratory have made a discovery that ultimately could help ...

Space & Earth / Earth Sciences

created Jan 11, 2011 | popularity 4.5 / 5 (2) | comments 0 | with audio podcast


List of search results for methylmercury