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Researchers Develop New Instrument to Monitor Atmospheric Mercury(图)
Researchers Instrument to Monitor Atmospheric Mercury
2015/3/4
Researchers at the University of Miami (UM) Rosenstiel School of Marine and Atmospheric Science developed and tested a new sensor to detect ambient levels of mercury in the atmosphere. Funded through ...
Analysis of Mercury Concentrations in Indiana Soil to Evaluate Patterns of Long-Term Atmospheric Mercury Deposition
atmospheric deposition mercury emission soil mercury concentration
2015/1/16
Mercury (Hg) has proven to be a risk to the public, mainly through the consumption of fish. Because of this, many fish consumption advisories have been issued in Indiana. Although much is known about ...
A review of worldwide atmospheric mercury measurements
worldwide atmospheric mercury measurements observed gaseous Hg global Hg emission
2010/9/14
The analysis of Hg concentration patterns indicates the differences in regional source/sink characteristics, with increasing variability toward areas strongly influenced by anthropogenic sources. The ...
Study of spatiotemporal variation of atmospheric mercury and its human exposure around an integrated steel plant, India
spatiotemporal variation atmospheric mercury an integrated steel plant
2010/8/13
Mercury release by coal combustion has been significantly increased in India. Mercury content in coal has been analyzed to 0.272 ppm by Central Pollution Control Board. Toxicological effects of elemen...
Toward real-time measurement of atmospheric mercury concentrations using cavity ring-down spectroscopy
real-time measurement atmospheric mercury concentrations cavity ring-down spectroscopy
2010/8/12
Cavity ring-down spectroscopy (CRDS) is a direct absorption technique that utilizes path lengths up to multiple kilometers in a compact absorption cell and has a significantly higher sensitivity than ...
Oceanic influence on atmospheric mercury at coastal and inland sites: a springtime noreaster in New England
Oceanic influence atmospheric mercury springtime noreaster New England
2009/6/22
Continuous measurements of elemental (Hg0) and reactive mercury were conducted at two sites in New Hampshire during a powerful April 2007 noreaster. During the most intense period of the storm, enhanc...
In situ measurements of speciated atmospheric mercury and the identification of source regions in the Mexico City Metropolitan Area
speciated atmospheric mercury source regions Mexico City Metropolitan Area
2009/3/12
In order to expand the currently limited understanding of atmospheric mercury source-receptor relationships in the Mexico City Metropolitan Area, real time measurements of atmospheric mercury were mad...
Circumpolar transport and air-surface exchange of atmospheric mercury at Ny-Ålesund (79° N), Svalbard, spring 2002
Circumpolar transport atmospheric mercury Svalbard
2008/11/27
Mercury in different environmental compartments has been measured at Ny-Ålesund (78°54' N, 11°53' E) during an intensive campaign, 17 April to 14 May 2002. Time-resolved speciated determination ...
A synthesis of atmospheric mercury depletion event chemistry in the atmosphere and snow
synthesis atmospheric mercury depletion chemistry atmosphere and snow
2008/11/3
It was discovered in 1995 that, during the spring time, unexpectedly low concentrations of gaseous elemental mercury (GEM) occurred in the Arctic air. This was surprising for a pollutant known to have...