نتایج جستجو برای: pollution of agriculture

تعداد نتایج: 21178920  

1998
L. M. Risse

Agriculture is one of several industries that face criticism today because of its impact on the environment. Pollution prevention technologies can go a long way toward addressing these concerns. They could also benefit producers as they represent a move toward efficiency. The most common environmental pollutants from crop production are sediment, nutrients, and pesticides. This article results ...

Journal: :iranian journal of toxicology 0
سهیل سبحان اردکانی soheil sobhanardakani department of the environment, hamedan branch, islamic azad university, hamedan, iran.

background: due to the increasing pollution of water resources, this study was carried out for evaluation of water quality pollution indices for monitoring of heavy metals (as, zn, pb and cu) contamination in ghahavand plain, hamadan province, western iran during spring and summer 2012. methods: totally, 20 ground water wells were chosen randomly. the samples were filtered (0.45 μm) and maintai...

Journal: :environmental health engineering and management 0
soheil sobhanardakani department of the environment, college of basic sciences, hamedan branch, islamic azad university, hamedan, iran lobat taghavi department of the environmental pollution, college of environment and energy, science and research branch, islamic azad university, tehran, iran behzad shahmoradi kurdistan environmental health research center, kurdistan university of medical sciences, sanandaj, iran amin jahangard young researchers & elite club, hamedan branch, islamic azad university, hamedan, iran

background: iran is located within the dry and semi dry regions, thus almost 90% of the required water is secured via the use of groundwater. owing to the increasing pollution of water resources, this study was performed to evaluate water quality pollution indices for heavy metals (as, zn, pb and cu) contamination monitoring in toyserkan plain during spring and summer in 2012. methods: a total ...

pollution as well as a major threat to the health of the citizens due to the advancement at human civilization, technology development, pesticides and chemical fertilizers application, the increasing exploitation of natural resources by the agricultural sector and the increasing usage of fossil energy. Therefore, the aim of this study is evaluation of citizens’ attitude towards water and soil p...

H. Arabi, S. Haghighi,

Heavy metal pollution dispersion simulation in rivers and predicting spatial and temporal variations of pollutants can be used to determine the precise place and to schedule water withdrawal time for drinking, agriculture, aquaculture and ecosystem studies. To study the movement of heavy metal pollution through Karoon flow model, MIKE 11 was employed fpr simulation of the flow model of Karoon R...

پایان نامه :وزارت علوم، تحقیقات و فناوری - دانشگاه شیراز - دانشکده کشاورزی 1386

چکیده ندارد.

Abstract Water availability significantly affects development of agriculture, industry and urban services. Thus, the water industry is among the fundamental industries. Yet, most countries, especially developing countries, are suffering from water deficit, water pollution and flood hazards.  These problems are more severe in Iran due to improper management of water resources. Integrated water ...

H. Arabi S. Haghighi,

Heavy metal pollution dispersion simulation in rivers and predicting spatial and temporal variations of pollutants can be used to determine the precise place and to schedule water withdrawal time for drinking, agriculture, aquaculture and ecosystem studies. To study the movement of heavy metal pollution through Karoon flow model, MIKE 11 was employed fpr simulation of the flow model of Karoon R...

2014
James M. Gibbons Julie C. Williamson A. Prysor Williams Paul J.A. Withers Neal Hockley Ian M. Harris Jo W. Hughes Rachel L. Taylor Davey L. Jones John R. Healey

Pollution from agriculture has environmental consequences at local and global scales. Managing this pollution is challenging because of diffuse sources and complex relationships between aquatic and atmospheric emissions. We illustrate this for a UK county that has suffered outbreaks of microbial pollution and eutrophication. We surveyed 49 livestock farms covering 12% of total agricultural graz...

خسروی, خه بات,

  In spite of The uncontrolled exploitation of groundwater that has caused a sharp drop in water level, Agricultural, industrial and urban activities enter contaminant to various aquifers. Due to Dehgolan plain importance in water supply of industrial, drinking and agriculture, for the vulnerability assessment DRASTIC model was used. The DRASTIC model uses seven environmental parameters (Depth ...

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