نتایج جستجو برای: discharge of oilyeffluents from crude oil stores and oil refineres however

تعداد نتایج: 24367039  

پایان نامه :وزارت علوم، تحقیقات و فناوری - دانشگاه پیام نور - دانشگاه پیام نور استان تهران - دانشکده علوم انسانی 1391

abstract this study set out to compare the effect of modality of presentation (subtitled vs. auditory) in the comprehension of verbal content of documentary films among iranian efl students. to this end, (30 male 30 female) students were chosen from two schools. after their homogeneity was established, the students attended the listening sessions to watch five documentary films over t...

Journal: :thrita 0
fereshteh ghazisaeedi students’ scientific research center, tehran university of medical sciences, tehran, ir iran mohammad mahdi zamani students’ scientific research center, tehran university of medical sciences, tehran, ir iran; department of pharmacology, school of medicine, tehran university of medical sciences, tehran, ir iran sajjad ghadbeigi department of medicinal chemistry, school of pharmacy, tehran university of medical science, tehran, ir iran seyedeh hamideh mortazavi students’ scientific research center, tehran university of medical sciences, tehran, ir iran malihe fallahpour evironmentfaculty, university of tehran, tehran, ir iran hamed ghazisaidi department of chemical and material engineering, university of alberta, edmonton, alberta, canada

conclusions concerning the ability of salicorniaeuropea to survive in the contaminated areas, it might be suitable that endemic types of this plant would be cultivated in contaminated coast lines. results the highest uptake was at eight mg crude oil, per one g of soil and the least uptake was at 13.75 mg crude oil, per one g of soil. it seems that physical characteristics of crude oil are the m...

Journal: :iranian journal of science and technology (sciences) 2004
s. akbari

the acute toxicity of a malaysian crude oil to red snapper, lutjanus argentimaculatus, blacktiger shrimp and penaeus monodon were investigated. the animals were exposed to water solublefractions (wsf) of crude oil in a flow-through bioassay system and the toxicants were analyzed by gaschromatography (gc) and gas chromatography and mass spectrometer (gc-ms). the 96 h lc50 valuesof the wsf of cru...

پایان نامه :وزارت علوم، تحقیقات و فناوری - دانشگاه فردوسی مشهد - دانشکده ادبیات و علوم انسانی دکتر علی شریعتی 1389

the purpose of this study is to investigate the relationships between teachers’ immediacy behaviors and iranian students’ willingness to talk in english classes. analysis of the results from willingness to talk scale represents a relatively high level of willingness to talk in english classrooms among iranian language learners. the total mean score of students’ willingness to talk was 66.3 ou...

2014
Lean Yu

Fluctuations in crude oil price significantly impact the global economic market. A rise or a fall leads to redistribution of wealth in both oil-exporting and importing countries. Under such background, efficient and accurate predictions for crude oil price are critical for a stable economic development. However, crude oil price forecasting has been proved to be an extremely tough task, due to i...

Journal: :تحقیقات اقتصادی 0
علی قنبری استادیار دانشگاه تربیت مدرس محسن خضری دانشجوی کارشناسی ارشد دانشگاه تربیت مدرس احمد رسولی دانشجوی کارشناسی ارشد دانشگاه تربیت مدرس

according to the importance of careful review of crude oil market fluctuations on the iranian economy, in this paper a multivariate model of markov switching vector error correction model (have been used). variables such as real gross domestic product in industrial sector, real effective exchange rate, real governmental expenditure, real import, inflation rate and real crude oil price is used t...

Journal: :تحقیقات اقتصادی 0
کیومرث حیدری استادیار، مشاور رئیس پژوهشگاه نیرو و مدیر گروه اقتصاد برق و انرژی

as a result of higher crude oil prices, in one hand, it is expected that alternative energy resources consumption is increased and consumers change their behavior to decline energy intensity too. on the other hand, more alternative energy consumption can leads to a decline of crude oil aggregate demand. therefore, existence of mutual causality between crude oil price and alternative energy cons...

پایان نامه :وزارت علوم، تحقیقات و فناوری - دانشگاه کاشان - دانشکده علوم انسانی 1389

abstract poor reading comprehension can result in failure in using references, benefiting from professional gatherings and resources, keeping up with the growing body of knowledge in the virtual world of the internet, and failing to achieve in efl programs. the purpose of the present quasi-experimental study was to explore the effects of background knowledge and previewing narrative and expos...

Journal: :Proceedings of the National Academy of Sciences of the United States of America 2015
Sara Kleindienst Michael Seidel Kai Ziervogel Sharon Grim Kathy Loftis Sarah Harrison Sairah Y Malkin Matthew J Perkins Jennifer Field Mitchell L Sogin Thorsten Dittmar Uta Passow Patricia M Medeiros Samantha B Joye

During the Deepwater Horizon oil well blowout in the Gulf of Mexico, the application of 7 million liters of chemical dispersants aimed to stimulate microbial crude oil degradation by increasing the bioavailability of oil compounds. However, the effects of dispersants on oil biodegradation rates are debated. In laboratory experiments, we simulated environmental conditions comparable to the hydro...

Journal: :Environmental pollution 2016
Rodrigo Almeda Tara L Connelly Edward J Buskey

We investigated and quantified defecation rates of crude oil by 3 species of marine planktonic copepods (Temora turbinata, Acartia tonsa, and Parvocalanus crassirostris) and a natural copepod assemblage after exposure to mechanically or chemically dispersed crude oil. Between 88 and 100% of the analyzed fecal pellets from three species of copepods and a natural copepod assemblage exposed for 48...

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