mercury Articles

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Accumulation of mercury and cadmium in rice from paddy soil near a mercury mine

by John Wiley & Sons, Ltd.  (Aug. 2, 2014)

Paddy soil and rice (Oryza sativa L.) in the Wanshan mining area in Guizhou province have been contaminated by toxic trace metals such as cadmium (Cd) and mercury (Hg). This study examined correlations between the types and physico‐chemical parameters of the soil and the contents of trace metals and the different forms of Hg in rice. The study ...

Reducing Mercury Impacts in Small-Scale Gold Mining

by United Nations Environment Programme (UNEP)  (Jul. 25, 2014)

Despite knowing full well the dangers of mercury, millions of small-scale gold miners across the globe continue to use the metal to separate gold from ore - usually because they have little other choice. The mercury is mixed into ore and combines with the gold in a compound that can easily be scooped out and squeezed into a small bar of amalgam. ...

One Billion Devices

by Ensia  (Aug. 13, 2014)

Increasing standards of living mean more — literally hundreds of millions more — computers, cell phones and other electronic devices are being deployed in developing nations. But what happens when these hot new devices are no longer wanted? Researchers from two institutions in India — the PEC University of Technology in ...

Pollution monitoring in Cement Industry

by Environnement S.A  (Jul. 24, 2014)

The rising use of waste based fuels in the cement industry, both for economic and Environmental objectives, combined with the strengthening of air emission regulations around the world is pushing many operators to face a wider list of pollutants to monitor this, with associated costs. The design of appropriate solutions meeting local regulation is ...

Methyl mercury and stable isotopes of nitrogen reveal that a terrestrial spider has a diet of emergent aquatic insects

by John Wiley & Sons, Ltd.  (Jul. 31, 2014)

Terrestrial spiders transfer methyl mercury (MeHg) to terrestrial consumers like birds but how spiders become contaminated with MeHg is not well understood. In the present study, we used stable isotopes of nitrogen in combination with MeHg to determine the source of MeHg to terrestrial long‐jawed orb weaver spiders (Tetragnatha sp). We ...

Reducing Energy`s Water Footprint, Driving a Sustainable Energy Future

by IWA Publishing  (Jun. 16, 2014)

Water is an essential natural resource that impacts all aspects of life: Clean and abundant supplies of water are vital for supporting the production of food, public health, industrial and energy development, and a healthy environment. Water is an integral part of energy extraction, production, and generation. It is used directly in hydroelectric ...

Continuous Mercury Monitoring Benefits Cement Plants

by Gasmet Technologies Oy  (May 13, 2014)

Antti Heikkilä from Gasmet Technologies highlights the challenges faced by mercury monitoring in cement kilns, and explains how a new continuous mercury monitoring system addresses these issues and provides process operators with an opportunity to improve environmental performance and demonstrate compliance with forthcoming legislation. ...

Wanted – $48 Trillion to Meet World Energy Needs to 2035

by GLOBE Foundation  (Jun. 3, 2014)

Meeting the world’s growing need for energy will require more than $48 trillion in investment over the period to 2035, according to a special report on investment released today by the International Energy Agency (IEA) as part of the World Energy Outlook series. Today’s annual investment in energy ...

New Report Shows Decline in Carbon Dioxide and Other Pollutants from U.S. Power Plants, but State and Power Company Emissions Vary Widely

by Ceres  (May 28, 2014)

Electric Power Industry is Transitioning to Lower-Carbon Sources and Positioned to Meet New EPA Carbon Standards A new report on U.S. power plant emissions from the country’s top 100 electric power producers shows a downward trend in ...

Mercury bioaccumulation in dragonflies (Odonata: Anisoptera): Examination of life stages and body regions

by John Wiley & Sons, Ltd.  (May 31, 2014)

Dragonflies (Odonata: Anisoptera) are an important component of both aquatic and terrestrial food webs and are vectors for methylmercury (MeHg) biomagnification. Variations in mercury content with life stage and body regions may affect the relative transfer of mercury to aquatic or terrestrial food webs; however, there has been little research ...

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