مرور Volume 8, Issue 4 بر اساس عنوان
در حال نمایش موارد 1 - 20 از 39
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Analysis, Assesment and Principal Component Analysis of Heavy Metals in Drinking Waters of Industrialized Region of Turkey
(University of Tehran/Springer, 2014-10-01)Since they may expose to inorganic pollutants, drinking waters should be investigated andmonitored in industrialized regions. In this study, drinking water samples taken from eight different locationsin heavily ...
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Assessing Environmental Aesthetics of Roadside Vegetation and Scenic Beauty of Highway Landscape: Preferences and Perception of Motorists
(University of Tehran/Springer, 2014-10-01)This paper discusses the importance of environmental aesthetics and scenic beauty of currentroadside vegetation in the highways, and the necessity for the contribution of users (motorists) preferences inthe ...
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Assessing the Ability of Biofiltration to Remove and Treat Diethanolamine from Contaminated Air Streams Using Compost-Based Biofilter
(University of Tehran/Springer, 2014-10-01)Biofiltration method is one of the most commonly used and most effective methods to removepollutants from the exhaust gas flow from different industries. One of the most important categories of airpollutants ...
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Assessment Method for Agricultural Landscapes through the Objective Quantification of Aesthetic Attributes
(University of Tehran/Springer, 2014-10-01)This paper presents a new approach for assessing agricultural landscapes based on mixturemethods and the study and definition of aesthetic attributes as lines, forms, texture, spatial composition, scaleand color ...
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Assessment of Mineralogical Composition and Heavy Metal Pollution in the Surface Sediment of North West Persian Gulf
(University of Tehran/Springer, 2014-10-01)In this study, the mineralogical composition and concentration of heavy metals in surfacesediment of North West Persian Gulf (Musa estuary and Hendijan coastline) were investigated. Fifteensampling sites were ...
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Biodegradation of Petroleum Oil by a Novel Bacillus cereus Strain DRDU1 from an Automobile Engine
(University of Tehran/Springer, 2014-10-01)Contamination of soil and air due to hydrocarbon is a global issue and bioremediation providesprobably the best way to remediate the contaminants. The current study shows the biodegradation of crudeoil, diesel ...
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Comparative Studies on the Bioremediation of Hexavalent and Trivalent Chromium using Citrobacter freundii: Part I-Effect of parameters controlling Biosorption
(University of Tehran/Springer, 2014-10-01)The potential of Citrobacter freundii, a Gram negative bacteria for the remediation of hexavalentchromium (Cr(VI)) and trivalent chromium (Cr(III)) from aqueous solutions was investigated. Bioremediationof ...
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A Comparative Study on The Acute Toxicity Bioassay of Dimethoate and Lambda-cyhalothrin and Effects on Thyroid Hormones of Freshwater Teleost Fish Labeo rohita (Hamilton)
(University of Tehran/Springer, 2014-10-01)Dimethoate (organophosphate insecticide) and Lambda-cyhalothrin (synthetic pyrithroid) aretwo frequently used pesticides due to their high effectiveness and rapid breakdown into environmentally safeproducts. ...
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Daphnia Pulex Toxicity Testing of Ethylenediaminetetraacetic Acid Tetrasodium Salt Dihydrate and the Wastewater Effluent from Extraction of Rhodium using Emulsion Liquid Membranes
(University of Tehran/Springer, 2014-10-01)Ecotoxicity of rhodium (Rh) from the model of mining waste water side stream was examinedin this paper. Rh was extracted from the model of the mining waste water using an emulsion liquid membrane(ELM). The ...
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Desirable Areas and Effective Environmental Factors of Wild goat Habitat (Capra aegagrus)
(University of Tehran/Springer, 2014-10-01)Capra aegagrus is one of the most highly-valued animals of Iran. This species is also consideredas one of the main food sources for the Acinonyx jubatus venaticus, which are critically endangered.Seasonalhabitat ...
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Determinants of Public Forest Management Decisions:The Calares Delmundo and Sima Natural Park (SPAIN)
(University of Tehran/Springer, 2014-10-01)Public authorities should assess what recreational services can be offered citizens visitingaprotected natural area. Therefore, the characterisation of visitors as well as the economic valuation of apark'srecreational ...
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Dissolved Heavy Metals in the Reservoir of Shahid Rajaei Dam, Sari, Iran
(University of Tehran/Springer, 2014-10-01)Concentrations of heavy metals (Ni, Co, Zn, Cd, Pb and Cu) in the reservoir of Shahid RajaeiDam, one of the main water reservoirs in north part of Iran, were determined using a differential pulse polarography
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Ecological Risk Assessment for the Terrestrial Ecosystem under Chronic Radioactive Pollution
(University of Tehran/Springer, 2014-10-01)A methodology of ecological risk assessment for the terrestrial ecosystem under chronicradioactive pollution of a biotope near a regional radioactive waste storage has been developed in terms of thecritical ...
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Elemental Composition of Muscle Tissue of Various Beef Breeds Reared Under Intensive Production Systems
(University of Tehran/Springer, 2014-10-01)Concentrations of major nutritional and trace elements (Ca, P, Mg, Na, K, Fe, Zn, Cu, Mn, Se,Co, Cr, Ni, Sr, Ba) and toxic heavy metals (Cd, Pb) were analyzed in the meat of Limousin, Red Angus andSalers bulls. ...
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Enhanced Bioremediation of Field Agricultural Soils Contaminated with PAHs and OCPs
(University of Tehran/Springer, 2014-10-01)Effect of different concentrations of ammonium chloride (NCL) and ammonium nitrate (NN)and surfactants such as Tween-80, HPCD and rhamnolipids on the bioremediation of PAHs and OCPs wasinvestigated. The results ...
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Environmental good Practices, Quality Certifications and Productivity in the Andalusian Hotel Sector
(University of Tehran/Springer, 2014-10-01)Recent studies have shown that firms that have adopted environmental standards and thosethat have obtained official quality certifications achieve higher labour productivity than firms that have notdone so. ...
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Estimating Sediment-water P exchange in Lake Rio Verde (Paraná State, Brazil)
(University of Tehran/Springer, 2014-10-01)Monthly and annual water and phosphorus mass budgets were set up over the year 2010 for theLake Rio Verde, Brazil. Limited data for the water budget was compensated using an interpolation methodwith data water ...
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Evaluating the Performance of Artificial Neural Network Model in Downscaling Daily Temperature, Precipitation and Wind Speed Parameters
(University of Tehran/Springer, 2014-10-01)Numerous studies yet have been carried out on downscaling of the large-scale climate data usingboth dynamical and statistical methods to investigate the hydrological and meteorological impacts of climatechange ...
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Evaluation of Pollution Intensity in Different Districts of Tehran Based on Measuring Chlorophyll, Plumb and Cadmium Heavy Metal Contents in Trees
(University of Tehran/Springer, 2014-10-01)Plane and Mulberry trees play a crucial role in purifying the polluted air in Tehran as a majorcity. In this research, 13 main districts of Tehran city were chosen as study area. 20 completely healthy Planeand ...
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Impact of the Anthropogenisation on the Metal Bioaccumulation and Distribution in the Spiny-Cheek Crayfish (Orconectes limosus Raf.) from Lake Gop³o, Poland
(University of Tehran/Springer, 2014-10-01)This study was undertaken to determine the concentrations of metals in the muscle and exoskeletonof the crayfish Orconectes limosus in order to compare them with other species of crayfish and crustaceans.In ...
