Environmental Engineering
101. The strategy of sustainable development and waste management: Case study: Commercial power industry

S. Łęgowik-Świącik

Volume 5, Special Issue , 2019, , Pages 33-40

http://dx.doi.org/10.22034/gjesm.2019.05.SI.04

Abstract
  In this study, the relationships between two variables: the strategy of sustainable development and the efficiency of waste management in the commercial power industry company have been subjected to discussion. The basis for the explanation of the aforementioned relationships is the assumption that the ...  Read More

102. An investigation on role of salinity, pH and DO on heavy metals elimination throughout estuarial mixture

A.R. Karbassi; M. Heidari

Volume 1, Issue 1 , Winter 2015, , Pages 41-46

http://dx.doi.org/10.7508/gjesm.2015.01.004

Abstract
  One of the most paramount processes that play a considerable role in reducing the concentration of heavy metals during estuarine mixing is flocculation. Not only does such a process cause a huge percentage of metals to come into the particulate phase, but also it provides ample nutrients for the aquatic ...  Read More

103. Photodegradation process for the removal of acid orange 10 using titanium dioxide and bismuth vanadate from aqueous solution

B. Rahimi; A. Ebrahimi; N. Mansouri; N. Hosseini

Volume 5, Issue 1 , Winter 2019, , Pages 43-60

http://dx.doi.org/10.22034/gjesm.2019.01.04

Abstract
  In this study, the photocatalytic degradation of azo-dye acid orange 10 was investigated using titanium dioxide catalyst suspension, irradiation with ultraviolet-C lamp and bismuth vanadate under visible light of light-emitting diode lamp. Response surface methodology was successfully employed to optimize ...  Read More

Environmental Science
104. Antioxidant and antibacterial activity of red seaweed Kappaphycus alvarezii against pathogenic bacteria

P. Bhuyar; M.H. Rahim; S. Sundararaju; G.P. Maniam; N. Govindan

Volume 6, Issue 1 , Winter 2020, , Pages 47-58

http://dx.doi.org/10.22034/GJESM.2020.01.04

Abstract
  Seaweeds can produce variety of bioactive components for the benefits of humans. Malaysia is one of the countries to produce red seaweeds, which are popular secondary metabolites. Kappaphycus species, largest tropical red algae exhibit the high growth rate. It was reported that its biomass can grow double ...  Read More

Environmental Engineering
105. Willingness of end users to pay for e-waste recycling

H.T.T. Nguyen; C.-H. Lee; R.-J. Hung

Volume 7, Issue 1 , Winter 2021, , Pages 47-58

http://dx.doi.org/10.22034/gjesm.2021.01.04

Abstract
  BACKGROUND AND OBJECTIVES: The sheer volume of electrical and electronic waste (e-waste) has presently been generated in Vietnam, posing a growing concern regarding its impact can have on the environment and human health. Therefore, the need for developing policies and regulations towards the environmentally ...  Read More

106. Disaster risk assessment pattern in higher education centers

M. Omidvari; J. Nouri; M. Mapar

Volume 1, Issue 2 , Spring 2015, , Pages 125-136

http://dx.doi.org/10.7508/gjesm.2015.02.004

Abstract
  Disasters are one of the most important challenges which must be considered by every management system. Higher education centers have high disaster risk because of their risk factors (existence of historical and scientific documents and resources and expensive laboratory equipment in these centers emphasizes ...  Read More

Environmental Science
107. Parthenium hysterophorus: Novel adsorbent for the removal of heavy metals and dyes

S.A. Bapat; D.K. Jaspal

Volume 2, Issue 2 , Spring 2016, , Pages 135-144

http://dx.doi.org/10.7508/gjesm.2016.02.004

Abstract
  Heavy metals and dyes are major contributors in contamination of water streams. These contaminants enter into our eco- system, thus posing a significant threat to public health, ecological equilibrium and environment. Thus a combined discharge of these contaminants results in water pollution with high ...  Read More

Environmental Science
108. Bacterial diversity determination using culture-dependent and culture-independent methods

M. Ghiasian; A. Akhavan Sepahy; M.A. Amoozegar; S. Saadatmand; M. Shavandi

Volume 3, Issue 2 , Spring 2017, , Pages 153-164

http://dx.doi.org/10.22034/gjesm.2017.03.02.004

Abstract
  Mud volcanoes are taken into consideration by geologists and oil industry experts have given their association with oil and gas reserves and methane greenhouse gas production in hydrosphere and atmosphere. Gomishan mud volcano phenomenon in the southeastern edge of the Caspian Sea, given its oil and ...  Read More

Environmental Engineering
109. Assessment of temporal and spatial eutrophication index in a water dam reservoir

F. Esfandi; A.H. Mahvi; M. Mosaferi; F. Armanfar; M. Hejazi; S. Maleki

Volume 4, Issue 2 , Spring 2018, , Pages 153-166

http://dx.doi.org/10.22034/gjesm.2018.04.02.004

Abstract
  Eutrophication is considered as a serious problem in water reservoirs. Awareness about the eutrophic status of each reservoir could help in providing a better understanding of the problem in a global scale. The present study was conducted to assess temporal and spatial eutrophication index in a water ...  Read More

110. Rapid assessment of the riparian zone habitat of river

R.A.L. Amper; G.R. Puno; R.C.C. Puno

Volume 5, Issue 2 , Spring 2019, , Pages 175-190

http://dx.doi.org/10.22034/gjesm.2019.02.04

Abstract
  Some riparian areas of the country are in danger of deterioration due to uncontrolled exploitation coupled with loose implementation of environmental protection policies and regulations. Muleta River, a major watershed in Bukidnon, Philippines, was assessed to determine the present condition of its riparian ...  Read More

Environmental Management
111. Use of key indicators to monitor sustainable development of rural areas

V. G. Shcherbak; L. Ganushchak-Yefimenko; O. Nifatova; N. Fastovets; G. Plysenko; L. Lutay; V. Tkachuk; O. Ptashchenko

Volume 6, Issue 2 , Spring 2020, , Pages 175-190

http://dx.doi.org/10.22034/gjesm.2020.02.04

Abstract
  This study provides a multidimensional analysis of sustainable socio-economic development and its challenges in the rural areas of Ukraine. The methodology of realization of sustainable development’s conceptual provisions was created. The advantages of using indicative assessment at the regional ...  Read More

Environmental Science
112. Microplastic abundance and distribution in surface water and sediment collected from the coastal area

N. D. Takarina; A. I.S. Purwiyanto; A. A. Rasud; A. A. Arifin; Y. Suteja

Volume 8, Issue 2 , Spring 2022, , Pages 183-196

http://dx.doi.org/10.22034/GJESM.2022.02.03

Abstract
  BACKGROUND AND OBJECTIVES: Rapid development has increased the microplastics discharges into marine environments, including coastal waters at Jakarta Bay, Indonesia. This study is proposed to assess microplastics abundance and distribution in surface water and sediment from coastal water at Jakarta Bay.METHODS: ...  Read More

Environmental Science
113. Dıscrete-tıme dynamıc water qualıty ındex model ın coastal water

H. Hapoğlu; Ş. Camcıoğlu; B. Özyurt; P. Yildirim; L. Balas

Volume 7, Issue 2 , Spring 2021, , Pages 197-210

http://dx.doi.org/10.22034/gjesm.2021.02.04

Abstract
  BACKGROUND AND OBJECTIVES: It is important to develop dynamic water quality index software that reflected accurately the state of enclosed coastal water quality. This study explored water quality index model software including the third-order and daily based discrete-time transfer function in Simulink-MATLAB ...  Read More

114. Effect of the chemical nature of fixed-bed reactor support materials on bioreactor performance and biomass accumulation

B. Sen; M. Torrijos; P. Sousbie; J. P. Steyer

Volume 1, Issue 3 , Summer 2015, , Pages 215-224

http://dx.doi.org/10.7508/gjesm.2015.03.004

Abstract
  This study investigated the effect, on reactor performance and biomass retention inside the bed, of the material used to make the supports of anaerobic fixed-bed reactors. Three inert supports of similar shape but made of three different materials polyvinyl chloride, polypropylene, high-density polyethylene ...  Read More

115. Optimization of phenol biodegradation by efficient bacteria isolated from petrochemical effluents

M. Shahriari Moghadam; N. Safaei; G.H. Ebrahimipour

Volume 2, Issue 3 , Summer 2016, , Pages 249-256

http://dx.doi.org/10.7508/gjesm.2016.03.004

Abstract
  Phenol is an environmental pollutant present in industrial wastewaters such as refineries, coal processing and petrochemicals products. In this study three phenol degrading bacteria from Arak Petrochemical Complex effluent were isolated which consume phenol. Molecular analysis was used to identify bacteria ...  Read More

Environmental Engineering
116. Synthesized chitosan/ iron oxide nanocomposite and shrimp shell in removal of nickel, cadmium and lead from aqueous solution

M. Keshvardoostchokami; L. Babaei; A.A. Zamani; A.H. Parizanganeh; F. Piri

Volume 3, Issue 3 , Summer 2017, , Pages 267-278

http://dx.doi.org/10.22034/gjesm.2017.03.03.004

Abstract
  In this study, an easy synthesized method for preparation of chitosan/iron oxide nanocomposite as a bio-sorbent has been applied. Analytical techniques such as Fourier transform infrared spectroscopy, X-ray diffraction; Field emission scanning electron microscopy and transmission electron microscopy ...  Read More

117. Removal of contaminants in a paper mill effluent by Azolla caroliniana

D. Sivakumar; J. Nouri

Volume 1, Issue 4 , Autumn 2015, , Pages 297-304

http://dx.doi.org/10.7508/gjesm.2015.04.004

Abstract
  This study was focused on removal of various parameters in paper mill effluent using a method called bioremediation by Azolla caroliniana.  The experimental investigations have been carried out using Azolla caroliniana for conducting the sorption study with various dilution ratios (2, 4, 6, 8, and ...  Read More

118. Response of conifers to UV-B and climate in mountain areas

S.L. Bondarenko; D.A. Savchuk

Volume 4, Issue 3 , Summer 2018, , Pages 299-314

http://dx.doi.org/10.22034/GJESM.2018.03.004

Abstract
  The present study was focused to examine the combined effects of climate and ultraviolet-B radiation on conifer tree-ring density. Statistical methods were employed to extract tree responses in annual ring density and to identify functional relationship in trees when the level of ultraviolet-B radiation ...  Read More

Environmental Engineering
119. Application of ensemble learning techniques to model the atmospheric concentration of SO2

A. Masih

Volume 5, Issue 3 , Summer 2019, , Pages 309-318

http://dx.doi.org/10.22034/GJESM.2019.03.04

Abstract
  In view of pollution prediction modeling, the study adopts homogenous (random forest, bagging, and additive regression) and heterogeneous (voting) ensemble classifiers to predict the atmospheric concentration of Sulphur dioxide. For model validation, results were compared against widely known single ...  Read More

Environmental Engineering
120. Knowledge, attitudes and practices on household food waste: Bases for formulation of a recycling system

M.R. Limon; C.B.J. Villarino

Volume 6, Issue 3 , Summer 2020, , Pages 323-340

http://dx.doi.org/10.22034/gjesm.2020.03.04

Abstract
  This study assessed the knowledge, attitudes and practices on food waste of selected households in the northern province of the Philippines. The results of the assessment were used as bases for formulation of a recycling system. A total of one hundred rural households were selected using stratified equal ...  Read More

Environmental Engineering
121. Flood hazard simulation and mapping using digital elevation models with different resolutions

G.R. Puno; R.C.C. Puno; I.V. Maghuyop

Volume 8, Issue 3 , Summer 2022, , Pages 339-352

http://dx.doi.org/10.22034/gjesm.2022.03.04

Abstract
  BACKGROUND AND OBJECTIVES: Fine topographic information is a key input parameter for a detailed flood simulation and mapping. This study aimed to compare the accuracy statistics of the flood models developed using the digital elevation datasets with different resolutions from the light detection and ...  Read More

Environmental Management
122. Environmental risk assessment of a dam during construction phase

S. Rezaian; S.A. Jozi; N. Zaredar

Volume 2, Issue 4 , Autumn 2016, , Pages 345-356

http://dx.doi.org/10.22034/gjesm.2016.02.04.004

Abstract
  The present study was conducted to assess the possible risks induced by construction of Gavi Dam in Ilam Province; western part of Iran, using MIKE-11 model and technique for order of preference by similarity to ideal solution. For this purpose, vulnerable zone of the dam site against the flooding risk ...  Read More

Environmental Management
123. Enterprise energy supply system design management based on renewable energy sources

S. Drobyazko; M. Skrypnyk; N. Radionova; O. Hryhorevska; M. Matiukha

Volume 7, Issue 3 , Summer 2021, , Pages 369-382

http://dx.doi.org/10.22034/GJESM.2021.03.04

Abstract
  BACKGROUND AND OBJECTIVES: The problem of energy saving and the transition to technologies that allow to partially or completely move away from the use of gas and other fossil fuels are a priority in Ukraine today. By consuming traditional energy sources using outdated technologies for energy supply ...  Read More

Environmental Management
124. Remediation of total petroleum hydrocarbons using combined in-vessel composting ‎and oxidation by activated persulfate

A.R. Asgari; R. Nabizadeh; A.H. Mahvi; S. Nasseri; M.H. Dehghani; S. Nazmara; K. Yaghmaeian

Volume 3, Issue 4 , Autumn 2017, , Pages 373-384

http://dx.doi.org/10.22034/gjesm.2017.03.04.004

Abstract
  This study was investigated the efficiency of activated persulfate and ‎in-vessel composting for removal of total petroleum hydrocarbons. ‎Remediation by activated persulfate with ferrous sulfate as pre-treatment was done at batch system. In the chemical oxidation, various variables including ...  Read More

125. Statistical trend analysis and forecast modeling of air pollutants

A. Jaiswal; C. Samuel; V.M. Kadabgaon

Volume 4, Issue 4 , Autumn 2018, , Pages 427-438

http://dx.doi.org/10.22034/gjesm.2018.04.004

Abstract
  The study provides a statistical trend analysis of different air pollutants using Mann-Kendall and Sen’s slope estimator approach on past pollutants statistics from air quality index station of Varanasi, India. Further, using autoregressive integrated moving average model, future values of air ...  Read More