نتایج جستجو برای: industrial pollutants

تعداد نتایج: 170154  

ژورنال: مجله علمی پژوهان 2015

Introduction: Nowadays, owing to industrial activities heavy metals alongside chemical and physical pollutants are discharged to the environment resulting in extensive pollution of water bodies. Thus, simultaneous reduction of hexa-valent chromium and nitrate using granular zero-valent magnesium was studied. Methods: The current experimental study was conducted in 250 ml erlens on a shaker a...

Journal: :Journal of environmental management 2007
Anthony Leiman Barry Standish Antony Boting Hugo van Zyl

Air pollutants often have adverse effects on human health. This paper investigates and ranks a set of policy and technological interventions intended to reduce such health costs in the high population density areas of South Africa. It initially uses a simple benefit-cost rule, later extended to capture sectoral employment impacts. Although the focus of state air quality legislation is on indust...

Journal: :iranian journal of public health 0
a.ameri m. shariat a.r. mesdaghinia

the membrane separation technology by relying on microfiltration ultrafiltration, and reverse osmosis methods are becoming more important among consulting engineers, designers of environmental pollution control system, and industrial factories. the advantages of this technology together with its emphasis on recycling the fluid to the system and reusing the membranes have caused the membranes to...

Journal: :Journal of environmental sciences 2015
Wenli Guo Jie Zhang Wenjun Li Ming Xu Sijin Liu

Environmental pollution has become one of the greatest problems in the world, and the concerns about environmental pollutants released by human activities from agriculture and industrial production have been continuously increasing. Although intense efforts have been made to understand the health effects of environmental pollutants, most studies have only focused on direct toxic effects and fai...

Journal: :Environmental Health Perspectives 1999
E Reichrtová P Ciznár V Prachar L Palkovicová M Veningerová

Allergic diseases are on the rise in both prevalence and severity, especially in industrialized countries. The process of allergic sensitization needs an understanding of the role environmental factors play in its development. In addition to traditionally considered air pollutants, various persistent organochlorine pollutants, which accumulate in the human body over a lifetime via food intake, ...

2017
Zohre Farahmandkia Faramarz Moattar Farid Zayeri Mohamad Sadegh Sekhavatjou Nabiollah mansouri

BACKGROUND The positive matrix factorization is a powerful environmental analysis technique which has been successfully utilized to assess air-born particulate matter source contribution. The new version of this model (PMF5) has two additional estimation error methods and some other useful advantages compared to the previous versions. In the present study, the capability of PMF5 for identificat...

2015
Debdas Mukerjee

Environmental pollution in India has increased from uncontrolled emission of chemical pollutants from the Industries, automobiles and non-point sources where modern agricultural practices are used. These chemicals have contaminated the air, water, soil and their residues have been detected in drinking water, food and consumer products. Some of these are very persistent in the environment and ha...

Journal: :international journal of occupational hygiene 0
fatemeh tanha department of occupational health, school of health, ahvaz jundishapur university of medical sciences, ahvaz, iran. hosseinali rangkooy department of occupational health, school of health, ahvaz jundishapur university of medical sciences, ahvaz, iran mostafa marzban master student of chemical engineering, school of chemistry, islamic azad university, shahrood, iran. elahe kazemi master student of occupational health, school of health, semnan university of medical sciences, damghan, iran. fatemeh rasoolykalamaki ph.d student of health services management, department of health services management, school of medical sciences, sari islamic azad university (siau), sari, iran. afshin debiehkhosravi department of occupational health, school of health, ahvaz jundishapur university of medical sciences, ahvaz, iran

population growth, industrial pollution and high-energy consumption, cause the release of significant amounts of pollutants in the environment. power plants play an important role in the release of pollutants such as sulfur dioxide, nitrogen oxides, and carbon dioxide. if the necessary measures in the field of prevention and control do not be implemented, human health and other living creatures...

Ali-Akbar Babaei, Nadali Alavi Payam Amir-Heidari Roza Azadi

Establishment of great industrial centers and ports along the Khur-Musa Estuary in Mahshahr Port (Khuzestan, Iran) have been discharged a high volume of industrial and non-industrial pollutants to this estuary. The most important pollutants in Khur-Musa include industrial wastes and effluents including ammonia and urea units. This research aimed to survey the qualitative parameters of effluent ...

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