President Cyril Ramaphosa on Thursday officially opened a giant zinc mine that boasts of the largest known and undeveloped zinc ore bodies in the world. The Gamsberg Mine, situated near Aggeneys in the Northern Cape province, is a milestone in the economic development of the province and the country as …
Beijing: Hundreds of villagers broke into a smelting plant in north China blamed for the lead poisoning of more than 600 children, smashing trucks in protest, state media reported on Monday. Around 100 policemen were deployed after the villagers in Shaanxi province
With global meltdown hitting hard, it is time to invest in exploration and mining of zinc, according to Mr P. Parvathisem, former Chairman and Managing Director of Nalco and Hindustan Copper. Delivering the inaugural address at the two-day
Land fertility in Rangpur region comprising Kurigram, Gaibandha, Nilphamari and Lalmonirhat districts is falling alarmingly due to shortage of green manure, sulphur and zinc in the soil. Unrestricted use of chemical fertilizers and pesticides were also contributed in reducing fertility of lands, agricultural experts here said. They said green and …
Material flows of the economic cycle can contain toxic substances, which enter the economy as impurities in raw materials or are intentionally added as minor or even main constituents during the manufacture of industrial or consumer goods. Cadmium, predominantly associated with zinc minerals, is a by-product of the primary zinc …
This study aimed to investigate the relationship between outdoor ambient air PM2.5 zinc levels and urgent health care utilization for children living in an urban area.
Tornado survivors got down to the grim business of cleaning up what little was left of their communities after storms smashed through the American plains and south, killing at least 22 people in three states. At least 15 people died in southwestern Missouri. In the fading mining town of Picher, …
Recycling That Harms the Environment and People Published: April 15, 2008 Recycling is supposed to be good for the environment. But if it's not carried out properly, certain kinds of recycling
Static renewal bioassay renewing 50% estuarine water in 24 hours was conducted following guidelines given in APHA (1980). Acute toxic effects of heavy metals such as Hg, Cd, Zn and Cu were studied on juveniles of Metapenaeus dobsoni. (2007)
Heavy metals in the atmosphere may travel over large distances before being re-deposited on land. One effective way of monitoring how deposition changes with time is to measure concentrations in moss. A bio-monitoring network coordinated by the United Nations Economic Commission for Europe (UNECE) provides data on the concentration of …
Vedanta Resources plc is a London listed FTSE 100 diversified metals and mining group. Its principal operations are located throughout India, with further operations in Zambia and Australia. Vedanta produces aluminium, copper, zinc and lead and iron ore. It also has interests in commercial energy and is in the process …
Human head hair concentration of zinc from 175 subjects (92 male and 83 female) aged between 11 to 51 year in Mainpuri region has been studied by Flame Atomic Absorption Spectrophotometer. The mean concentration of zinc have been found significantly higher in female than in male subjects.
zinc supplements are widely promoted only in the oral rehydration therapy to treat diarrhoea. Plans to use it as a general supplement, have suffered a setback with a new study proving that they wouldn't help healthy children. Observing children who were given zinc supplements, us scientists found no significant differences …
Studies on the removal of zinc by adsorption on two types of flyashes, namely Bokaro Thermal Power Plant Fly ash and Fluidized Bed Combustion Fly Ash from Tata Steel, Jamadoba were carried out. Since industrial waste water often contains high concentration of heavy metals/toxic elements, it was thought worthwhile to …
This fact sheet serves as guidance for chat washers, vendors who use chat (chat use), and for anyone selling chat. This guidance provides recommendations on the use of chat that EPA believes will generally be protective. If used properly, the environment and human health can be protected. However, improper use …
A Swiss firm Xstrata's plan to establish a massive opencast lead and zinc mine near the Gulf of Carpentaria in Australia, is facing stiff resistance from the region's indigenous communities. The mine is located about 885 km southeast of Northern Territory's capital Darwin, where huge deposits of lead, zinc and …
research carried out in Bangladesh has shown that giving zinc supplements to children suffering from diarrhoea can reduce the duration and severity of the disease. The study has been carried out by researchers from the Baltimore-based John Hopkins Bloomberg School of Public Health, International Centre for Diarrhoeal Disease Research, Bangladesh …
bioaccumulation of metals in certain plants has attracted a lot of attention for monitoring of pollution. India too has seen new studies throwing up interesting research in the field. During a recent study, traces of heavy metal have been found in the samples of five mangrove species in the Bhitarkanika …
recent reports that Planning Commission member G Thimmiah has recommended free import of zinc ash are disturbing. The Planning Commission is a political advisory body, whose task is to formulate plans for self-reliance, poverty eradication, employment generation and the like. It lacks constitutional or statutory status. However, since the prime …
