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 ...
Nov 24, 2010 |
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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
Jun 27, 2010 |
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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 ...
Oct 05, 2009 |
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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.
Jun 09, 2009 |
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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 ...
Dec 16, 2011 |
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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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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 ...
Oct 05, 2011 |
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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 ...
Apr 18, 2011 |
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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.
Apr 08, 2011 |
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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 ...
Feb 25, 2011 |
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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
Feb 01, 2011 |
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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.
Jan 25, 2011 |
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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
Jan 19, 2011 |
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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
Jan 11, 2011 |
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List of search results for methylmercury
