نتایج جستجو برای: pollution contamination

تعداد نتایج: 117864  

2012
Jacqueline MacDonald Gibson Zeinab S. Farah

BACKGROUND Environmental risks to health in the United Arab Emirates (UAE) have shifted rapidly from infectious to noninfectious diseases as the nation has developed at an unprecedented rate. In response to public concerns over newly emerging environmental risks, the Environment Agency-Abu Dhabi commissioned a multidisciplinary environmental health strategic planning project. OBJECTIVES In or...

2012
T Subramani

To solve the environment pollution problem by toxic heavy metal contamination resulting from human technological activities has for long presented a challenge. Electroplating industries poses a major contribution to heavy metal pollution to environment. Since the process of biosorption has many attractive features compared to the conventional effluent treatment methods in electroplating industr...

Journal: :Environment international 2004
Luciano Morselli Barbara Brusori Fabrizio Passarini Elena Bernardi Rosa Francaviglia Licia Gataleta Maria Marchionni Rita Aromolo Anna Benedetti Piera Olivieri

The study deals with the evaluation of the impact of heavy metal pollution on a Mediterranean natural ecosystem, and presents the results derived from a monitoring of heavy metals in different environmental matrixes (atmospheric dry depositions, suspended particulate matter (SPM) and stemflow of forest trees). Two sites in Castelporziano Presidential Estate (Rome), one internal and one near the...

2010
Laiyuan Zhong Liming Liu Jiewen Yang

A field survey was conducted to investigate the heavy metal contamination of paddy soils in Xiangyin County, China. The total concentration of Cd, Pb, Zn, Cu, Cr and Ni in paddy soil was measured, and the environmental quality of paddy soil was assessed using pollution index methods. Paddy soils were slightly polluted with the content of Cd exceeding the standard value. The moderately polluted ...

Water and sediment samples were collected from six different stations, located along the Nil River between February and June 2015. Concentrations of cadmium, lead, zinc, and copper were determined. The extent of the sediment pollution was assessed, using the multiple pollution indices, namely contamination factor (CF), pollution load index (PLI), and the geoaccumulation index (Igeo). The result...

2016
A. M. M. Maruf Hossain M. Shahidul Islam M. Mustafa Mamun H. M. Al-Jonaed M. Imran M. Hasibur Rahman M. Azizul Islam Kazi Syed Fazle Elahi

With regard to previously reported Lead (Pb) and Chromium (Cr) contamination in egg, a semi-quantitative assessment of the general environment of Bangladesh is carried out through nation-wide sampling of commonly grown and consumed vegetables. Five vegetables, namely, White Potato (Solanum tuberosum), Green Cabbage (Brassica oleracea capitata var. alba L.), Red Spinach (Amaranthus dubius), Whit...

Earlier phases of economic expansion and urban development have resulted in significant sources of urban soil contamination. Petroleum hydrocarbons are one of the most common groups of persistent organic contaminants in the environment. In this study, two types of treatment in 3 concentrations were prepared that were included plant treated by 1% oil pollution, treatment by 1% contamination with...

ژورنال: سلامت و محیط زیست 2018

Background and Objective: The establishment of pelletizing and steel industries in Ardakan suburbs has increased the pollutants such as heavy metals into the environment. The purpose of this study was to investigate the contamination of the area soil by heavy elements around these industries using the pollution index (PI), comprehensive pollution index (NIPI), accumulation index (Igeo) and enri...

2016
Sivanandham Vignesh Hans-Uwe Dahms Krishnan Muthukumar Gopalaswamy Vignesh Rathinam Arthur James

We assessed the spatial and temporal variations of pollution indicators and geochemical and trace metal parameters (23 in total) from water and sediment (144 samples) of three different eco-niches (beach, fishing harbor, and estuary) in larger coastal cities of southern India (Cuddalore and Pondicherry) for one year. A total of 120 marine Pseudomonas isolates were challenged against different c...

2016
O. J. Ayodele O. S. Shittu

The effects of ash refuse pile from a black soap-making facility were studied on the surface (0-15 cm) layer of soils and commonest plants at Ori-Ebu, Afao Quarter, Ikere-Ekiti in Nigeria. Soil and plant samples were collected at 0, 15, 30, 60, 75, 105 and 150 m from the ash refuse pile and analyzed for cadmium (Cd), cobalt (Co), chromium (Cr), lead (Pb) and nickel (Ni). The prominent plant spe...

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