نتایج جستجو برای: cadmium pollution

تعداد نتایج: 92039  

Journal: :تحقیق در علوم شیلاتی 0
s.a strungaru g plavan m nicoara

according to paracelsus (1493-1541) everything from this planet is poison, only the dose makes the poison to be harmless. even the essential elements for life support are toxic for all organisms in high amounts. mercury, cadmium, metalloid arsenic and lead were responsible for poisoning and death of many humans and life forms from this planet for centuries. cadmium forms different compounds tha...

Conserving water resources and protecting them from pollution are of high account in the natural cycle of our life. This study has tried to determine the refining potential and capacity of water hyacinth (Eichhornia crassipes) in order to remove the cadmium from water, studying the influence of factors such as initial concentration of cadmium, contact time, absorbent mass, and pH. Results have ...

2012
Masanori Kaji

Itai-itai disease was first noticed in the Junzu River basin region in Toyama prefecture in central Japan around the 1930s. However, it was not identified as a cadmium poisoning disease until the 1960s. A local physician, with cooperation from outside experts, confirmed that the disease was caused by pollution from the Kamioka mine (owned by the Mitsui Mining & Smelting Company Ltd) located in ...

Journal: :آب و خاک 0
بابک متشرع زاده غلامرضا ثواقبی

abstract nowadays, soil pollution with heavy metals has become a major problem which their accumulation in plants can directly or indirectly influence on animals and humans life. lead and cadmium are poisonous metals, with increasing the amount of these metals in environmental pollution; they will be increased in food chain significantly. in this research, three levels of cadmium (0, 100 and 20...

2012
Maria Tellez-Plaza Ana Navas-Acien Kathleen L. Caldwell Andy Menke Paul Muntner Eliseo Guallar

BACKGROUND Public health policies such as tobacco control, air pollution reduction, and hazardous waste remediation may have reduced cadmium exposure among U.S. adults. However, trends in urine cadmium, a marker of cumulative cadmium exposure, have not been evaluated. OBJECTIVES We estimated the trends in urine cadmium concentrations in U.S. adults using data from the National Health and Nutr...

2015
Cécile Durand Nicolas Sauthier Valérie Schwoebel

After 150 years of industrial activity, significant pollution of surface soils in private gardens and locally produced vegetables with lead, cadmium, and arsenic has recently been observed in Viviez (Southern France). A public health intervention was conducted in 2008 to identify individual health risks of Viviez inhabitants and to analyze their environmental exposure to these pollutants. Child...

2010
Shafiqul Islam Khan A.K. Mottashir Ahmed Mohammad Yunus Mahfuzar Rahman Samar Kumar Hore Marie Vahter M.A. Wahed

Arsenic contamination of tubewell water is a major public-health problem in Bangladesh. In the recent years, the use of shallow and deep tubewell water for irrigation and the use of excess amount of cheap fertilizers and pesticides containing cadmium pose a serious threat of contamination of arsenic and cadmium in food. In an exploratory study, arsenic and cadmium were measured in foods from Ma...

Journal: :Environmental Health Perspectives 1990
Robert Lauwerys Antoon Amery Alfred Bernard Pierre Bruaux Jean-Pierre Buchet Françoise Claeys Pierre De Plaen Geneviève Ducoffre Robert Fagard Paul Lijnen Laurence Nick Harry Roels Désiré Rondia Annie Saint-Remy Francis Sartor Jan Staessen

Cadmium is a cumulative environmental pollutant. For the general population mainly exposed by the oral route and through tobacco smoke inhalation, the kidney is the critical organ. Belgium is the principal producer of cadmium in Europe, and certain areas of the country are polluted by cadmium mainly because of past emissions from nonferrous industries. Preliminary studies carried out in one pol...

2012
AMITA KUMARI

Cadmium is a heavy metal, a well recognized environmental pollutant with numerous adverse health effects. Being widely used in industry, cadmium can affect human health through occupational and environmental exposure (Waisberg et al., 2003). The level of cadmium compounds in the environment have progressively increased as a consequence of industrial pollution which can be attributed to electrop...

2013
Ming Cong Jiasen Lv Xiaoli Liu Jianmin Zhao Huifeng Wu

Coastal line is now polluted by many kinds of sewage including heavy metals discharged by intensive human activities. Cadmium is a nonessential heavy metal for organisms and can cause many kinds of adverse effect on the organisms. Suaeda salsa, a pioneer halophyte in intertidal zone of the Bohai coast, was proved to have cadmium-tolerant capacity. Given that, S. salsa was suggested as a potenti...

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