نتایج جستجو برای: Wastewater Discharge

تعداد نتایج: 133418  

2016
Kunlun Chen Xiaoqiong Liu Lei Ding Gengzhi Huang Zhigang Li

Based on the increasing pressure on the water environment, this study aims to clarify the overall status of wastewater discharge in China, including the spatio-temporal distribution characteristics of wastewater discharge and its driving factors, so as to provide reference for developing "emission reduction" strategies in China and discuss regional sustainable development and resources environm...

2011
Qiang Xiao Yang Gao Dan Hu Hong Tan Tianxiang Wang

We have investigated the interactions between economic growth and industrial wastewater discharge from 1978 to 2007 in China's Hunan Province using co-integration theory and an error-correction model. Two main economic growth indicators and four representative industrial wastewater pollutants were selected to demonstrate the interaction mechanism. We found a long-term equilibrium relationship b...

Journal: :environmental health engineering and management 0
mohammad fahiminia environmental health engineering, research center for environmental pollutants, qom university of medical sciences, qom, iran mahdi farzadkia environmental health engineering, occupational health research center, school of health, iran university of medical sciences, tehran, iran hossein jafari mansoorian environmental health engineering research center, department of environmental health engineering, kerman university of medical sciences, kerman, iran gharib majidi department of environmental health engineering, school of public health, qom university of medical sciences, qom, iran monireh mirzabeygi arhany department of environmental health engineering, school of public health, qom university of medical sciences, qom, iran narges khanjani department of environmental health, school of public health, kerman university of medical sciences, kerman, iran

background: water resource management is a strategic issue in qom city. water scarcity is one of the most critical concerns of industrial estates. this study aimed to evaluate wastewater management in the shokuhieh industrial park of qom province in 2013. methods: this is a descriptive cross-sectional study done by visiting the industrial units in person, completing questionnaires and analyzing...

2011

Sultan I. Amer, Ph.D. AQUACHEM INC. Environmental Technology • March/April 1998 Wastewater from metal finishing industries contains high concentrations of contaminants which are hazardous to the environment and pose potential health risks to the public. With increasingly stringent regulations governing wastewater discharge and greater quantities of wastewater being produced, there is a growin...

Gharib Majidi, Hossein Jafari Mansoorian, Mahdi Farzadkia, Mohammad Fahiminia, Monireh Mirzabeygi Arhany, Narges Khanjani, Naser Yousefi,

Background: Water resource management is a strategic issue in Qom city. Water scarcity is one of the most critical concerns of industrial estates. This study aimed to evaluate wastewater management in the Shokuhieh industrial park of Qom province in 2013. Methods: This is a descriptive cross-sectional study done by visiting the industrial units in person, completing questionnaires and analyzin...

Journal: :iranian journal of public health 0
ar mesdaghinia dept. of environmental health engineering, school of public health, tehran university of medical sci k naddafi dept. of environmental health engineering, school of public health, tehran university of medical sci r nabizadeh dept. of environmental health engineering, school of public health, tehran university of medical sci r saeedi dept. of environmental health engineering, school of public health, tehran university of medical sci m zamanzadeh dept. of environmental health engineering, school of public health, tehran university of medical sci

background: hospitals generate relatively large quantities of wastewater that may contain various potentially hazardous ma­terials; therefore the proper management of hospital wastewater is essential. methods:   in this cross-sectional study, the quality and quantity of wastewater in the hospitals of tehran university of medi­cal sciences (tums), tehran, iran, were studied and the suitable meth...

2016
Ciro Bustillo-Lecompte Mehrab Mehrvar Edgar Quiñones-Bolaños

The characteristics of the slaughterhouse effluents and current wastewater treatment practices in the province of Ontario, Canada are analyzed. Meat processing plants are found to produce large amounts of wastewater due to the slaughtering process and cleaning of their facilities. Furthermore, the composition of the wastewater varies according to the type and number of animals slaughtered and t...

2017
H. Takano

Textile wastewater discharge is one of the big aquatic pollution problem in Indonesia. Although treatment had been applied to reduce the concentration of pollutants, the textile wastewater discharge often still keep the concentration of pollutant that is above the limit for the usage of the river water. Phycoremediation, the use of microalgae to clean up the wastewater, had been developed and a...

ژورنال: سلامت کار ایران 2013
رحمانی, زهرا, غلامی, میترا,

  Background and aims : wastewater from industry process has an important role in environmental pollution, discharge of this wastewater in acceptor natural environment, always, accompanied by irreparable effects .in the middle of industrial wastewater, discharge of textile industry existents severe environmental difficulties. So, for setting the control program, determination of quality and qua...

Journal: :تحقیقات نظام سلامت 0
بابک کاکاوندی دانشجوی کارشناسی ارشد، گروه مهندسی بهداشت محیط، دانشکده بهداشت، دانشگاه علوم پزشکی تهران، تهران، ایران احمد جنیدی جعفری دانشیار، گروه مهندسی بهداشت محیط، دانشکده بهداشت، دانشگاه علوم پزشکی تربیت مدرس، تهران، ایران اصغر قاسمی کارشناس، گروه مهندسی بهداشت محیط، دانشکده بهداشت، دانشگاه علوم پزشکی تهران، تهران، ایران عبدالمجید قلیزاده دانشجوی کارشناسی ارشد، گروه مهندسی بهداشت محیط، دانشکده بهداشت، دانشگاه علوم پزشکی تهران، تهران، ایران

normal 0 false false false en-us x-none fa background: nowadays wastewater is one of the important sources of environmental pollutions and   one of the aims of wastewater treatment is to maintain a healthy environment. nonstandard wastewater discharges and their use in agriculture or discharge to surface water will follow environmental and health hazards. the aim of this study was to compare th...

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