نتایج جستجو برای: water and soil pollution

تعداد نتایج: 16974778  

Journal: :محیط شناسی 0
کبری جعفری دانش آموخته ی زمین شناسی زیست محیطی دانشگاه پیام نور مشهد ناصر حافظی مقدس عضو هیئت علمی گروه زمین شناسی دانشگاه فردوسی مشهد علیرضا مظلومی عضو هیئت علمی گروه زمین شناسی دانشگاه پیام نور مشهد اعظم قزی دانش آموخته ی دکترای زمین شناسی مهندسی دانشگاه فردوسی مشهد

introduction landfilling sites of wastes including big volume of waste. in recent years lack correct management caused that landfilling sites of municipal waste taken as one of main source pollution effluence at environmental. from between diverse contaminants heavy metals because of environmental stability, biogeochemical process, poison biology, sorption and desorption, redox potential, sedim...

Journal: :iranian journal of environmental sciences 0
debbrota mallick institute of marine sciences and fisheries, university of chittagong, chittagong 4331, bangladesh md. islam institute of marine sciences and fisheries, university of chittagong, chittagong 4331, bangladesh avijit talukder institute of marine sciences and fisheries, university of chittagong, chittagong 4331, bangladesh shamindra mondal institute of marine sciences and fisheries, university of chittagong, chittagong 4331, bangladesh md. al-imran institute of marine sciences and fisheries, university of chittagong, chittagong 4331, bangladesh satchidananda biswas shushilan, khulna, bangladesh

the karnafully is one of the most important rivers due to its profound influence on water chemistry and sediment characteristics. the present study intended to assess the quality of water and sediment from intertidal zone of this river in respect to the pollution index. seasonal water and sediment samples were collected during four seasons (monsoon, post-monsoon, winter, and pre-monsoon) of 201...

2012
O. P. Abioye P. Agamuthu A. R. Abdul Aziz

Soil and surface water contamination by used lubricating oil is a common occurrence in most developing countries. This has been shown to have harmful effects on the environment and human beings at large. Bioremediation can be an alternative green technology for remediation of such hydrocarbon-contaminated soil. Bioremediation of soil contaminated with 5% and 15% (w/w) used lubricating oil and a...

پایان نامه :وزارت علوم، تحقیقات و فناوری - دانشگاه یزد - دانشکده جغرافیا 1392

the west of esfahan province, iran, is one of the most important agricultural areas throughout the country due to the climate variability and life-giving water of zayanderood river. rice is one of the major and economic crops in this area. the most important climatic elements in agricultural activities which should be considered include temperature, relative humidity, precipitation and wind. so...

Journal: :Journal of environmental management 2006
M C Ramos J N Quinton S F Tyrrel

The large quantities of slurry and manure that are produced annually in many areas in which cattle are raised could be an important source of organic matter and nutrients for agriculture. However, the benefits of waste recycling may be partially offset by the risk of water pollution associated with runoff from the fields to which slurry or manure has been applied. In this paper, the effects of ...

Journal: :Environmental science and pollution research international 2003
Shuiping Cheng

GOAL, SCOPE AND BACKGROUND Heavy metal is among one of the pollutants, which cause severe threats to humans and the environment in China. The aim of the present review is to make information on the source of heavy metal pollution, distribution of heavy metals in the environment, and measures of pollution control accessible internationally, which are mostly published in Chinese. METHODS Inform...

2017
Wenbo Li Dongyan Wang Qing Wang Shuhan Liu Yuanli Zhu Wenjun Wu

Under rapid urban sprawl in Northeast China, land conversions are not only encroaching on the quantity of cultivated lands, but also posing a great threat to black soil conservation and food security. This study's aim is to explore the spatial relationship between comprehensive cultivated soil heavy metal pollution and peri-urban land use patterns in the black soil region. We applied spatial la...

2003
Abu Sayed Md Kamal Preeda Parkpian

Various natural (high arsenic bearing strata and pyrite oxidation) and anthropogenic (agricultural, coal mining, metal smelting, and refining industry) sources are involved in arsenic pollution of water. Water, soil, and biological samples (vegetables, fish, and meat) were collected from potentially arsenic affected area Hizla, Bangladesh and analyzed to find the source of arsenic contamination...

2014
Ying Zhang

This publication has been produced with the assistance of the European Union. The contents of this publication are the sole responsibility of ECRAN and can in no way be taken to reflect the views of the European Union. Executive summary • Soil degradation, including soil erosion, land desertification, soil salinisation, soil impoverishment and soil pollution, has become more and more serious in...

ژورنال: علوم آب و خاک 2011
حدیثه نوری, , حمید زارع ابیانه, , حمیده نوری, , عبدالمجید لیاقت, , ولی الله کریمی, ,

Fertilizers in agriculture are potential sources of environmental pollution, especially in ground water quality and soil resources. Studying factors effective in water and nutrient transport through soil profile is helpful for nutrient management to minimize adverse impacts on environment and nitrate leaching below the root zone. In this study, the ground water level and nitrate leaching transp...

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