Environmental Engineering
Effectiveness of natural coagulants in water and wastewater treatment

S. Nimesha; C. Hewawasam; D. J. Jayasanka; Y. Murakami; N. Araki; N. Maharjan

Volume 8, Issue 1 , January 2022, , Pages 101-116

http://dx.doi.org/10.22034/GJESM.2022.01.08

Abstract
  Natural waterways are contaminated due to industrialization, urbanization, population growth etc., degrading their quality. Contaminated waterways cause numerous health and environmental hazards. Therefore, it is imperative to remove contaminants. Coagulation is one of the efficient primary chemical ...  Read More

Environmental Science
Abstraction, desalination and recharge method to control seawater intrusion into unconfined coastal aquifers

S. Sadjad Mehdizadeh; S. Badaruddin; S. Khatibi

Volume 5, Issue 1 , January 2019, , Pages 107-118

http://dx.doi.org/10.22034/gjesm.2019.01.09

Abstract
  In this study, abstraction, desalination and recharge method and SEAWAT numerical model are used to investigate seawater intrusion repulsion in a hypothetical two-dimensional coastal aquifer to understand the relation of seawater intrusion with abstraction, desalination and recharge parameters (i.e. ...  Read More

Environmental Science
Phenol biodegradation by bacterial strain O-CH1 isolated from seashore

M. Samimi; M. Shahriari Moghadam

Volume 6, Issue 1 , January 2020, , Pages 109-118

http://dx.doi.org/10.22034/GJESM.2020.01.09

Abstract
  phenol and phenolic compounds are among the most recognized environmental pollutants which exist in industrial wastewater and enter the biological cycles due to the solubility in water. Bioremediation is one of the cost-effective and Eco-friendly methods for phenol removal. In this study, the most effective ...  Read More

Environmental Science
Using multivariate generalized linear latent variable models to measure the difference in event count for stranded marine animals

R.E. Caraka; R.C. Chen; Y. Lee; T. Toharudin; C. Rahmadi; M. Tahmid; A.S. Achmadi

Volume 7, Issue 1 , January 2021, , Pages 117-130

http://dx.doi.org/10.22034/gjesm.2021.01.09

Abstract
  BACKGROUND AND OBJECTIVES: The classification of marine animals as protected species makes data and information on them to be very important. Therefore, this led to the need to retrieve and understand the data on the event counts for stranded marine animals based on location emergence, number of individuals, ...  Read More

Evaluating total carrying capacity of tourism using impact indicators

R. Sharma

Volume 2, Issue 2 , April 2016, , Pages 187-196

http://dx.doi.org/10.7508/gjesm.2016.02.009

Abstract
  The carrying capacity is well identified tool to manage problems due to uncontrolled tourism for any destination. This report highlights the carrying capacity estimation of Kerwa tourism area, Bhopal, India. The methodology used in this report is a new two-tier mechanism of impact analysis using index ...  Read More

Strategic management in urban environment using SWOT and QSPM model

M. Pazouki; S.A. Jozi; Y.A. Ziari

Volume 3, Issue 2 , April 2017, , Pages 207-216

http://dx.doi.org/10.22034/gjesm.2017.03.02.009

Abstract
  Sustainable urban development is a new concept of fundamental environmental metropolitan management that not only creates the demand for changing the concepts of economic development, but also affects social development. The current study  provides  a conceptual model of a sustainable environment ...  Read More

Quality assessment of treated wastewater to be reused in agriculture

M.H. Rahimi; N. Kalantari; M. Sharifidoost; M. Kazemi

Volume 4, Issue 2 , April 2018, , Pages 217-230

http://dx.doi.org/10.22034/gjesm.2018.04.02.009

Abstract
  In this study, the quality of a treated wastewater for agricultural and irrigation purposes was investigated. 39 quality parameters were investigated at the entrance of an effluent channel to the destination plain in monthly time intervals during a year. The aim of this study was drawing an analogy between ...  Read More

Environmental Science
Different methods of bacterial inoculation on the yield of chamomile blossoms and essential oil

A. Mostafa; M. Khalafallah; S. AboSedera; H. Fathy; A. Higazy

Volume 5, Issue 2 , April 2019, , Pages 237-248

http://dx.doi.org/10.22034/gjesm.2019.02.09

Abstract
  Chamomile is one of the most wide spread medicinal plant cultivated in Egypt. This work aimed at enhancement of blossoms and oil production of chamomile plants via biofertilization with PGPRs under organic farming system. In this study, 6 bacterial strains were applied using two different inoculation ...  Read More

The impact of an urbanizing tropical watershed to the surface -runoff

B.S. Igulu; E.E. Mshiu

Volume 6, Issue 2 , April 2020, , Pages 245-260

http://dx.doi.org/10.22034/gjesm.2020.02.09

Abstract
  The lack of hydrological data for urbanizing watersheds in developing countries is one of the challenges facing decision making. Msimbazi River is located in the city center of Dar es Salaam and is highly influenced by human activities; this includes dense populations that are characterized by informal ...  Read More

Environmental Engineering
Impact of road infrastructure equipment on the environment and surroundings

N. Robinah; A. Safiki; O. Thomas; B. Annette

Volume 8, Issue 2 , April 2022, , Pages 251-264

http://dx.doi.org/10.22034/GJESM.2022.02.08

Abstract
  BACKGROUND AND OBJECTIVES: The effect of infrastructure equipment is taking a toll on the health and economic well-being of residents all around the world. This is mainly because it contributes to ambient air pollution, noise, and vibration in the surroundings.  The study aimed at analyzing the ...  Read More

Environmental Science
Residual organochlorine pesticide contaminants profile in fish and sediment from a dam

N.J. Mensah; S. Antwi-Akomeah; E.J.D. Belford; G.E. Sebiawu; R. Aabeyir

Volume 7, Issue 2 , April 2021, , Pages 273-286

http://dx.doi.org/10.22034/gjesm.2021.02.09

Abstract
  BACKGROUND AND OBJECTIVES: The vulnerability of the Sankana dam to organochlorine pesticide contamination is a major cause for concern. Indigenes rely on the dam for drinking water and irrigation of their farmlands as well as for fish and other aquatic delicacies. Virtually there exists no study on the ...  Read More

Decreasing emission factor of pollutants in an oil refinery by renovating the furnace design

A. Zabihi; M.R. Raazaitabari

Volume 2, Issue 3 , September 2016, , Pages 299-310

http://dx.doi.org/10.7508/gjesm.2016.03.009

Abstract
  The significant consumption of gas in the World results in the emission of greenhouse gases into atmosphere. Abadan refinery has always been the biggest and oldest oil refinery in the Middle East and has a variety of refined products. After six months of collecting data about pollutant concentration ...  Read More

Environmental Science
Sublethal effects of copper nanoparticles on the histology of gill, liver and kidney of the Caspian roach, Rutilus rutilus caspicus

Sh. Aghamirkarimi; A. Mashinchian Moradi; I. Sharifpour; Sh. Jamili; P. Ghavam Mostafavi

Volume 3, Issue 3 , September 2017, , Pages 323-332

http://dx.doi.org/10.22034/gjesm.2017.03.03.009

Abstract
  The current study has determined the toxicity effects of copper nanoparticles on the some vital organs such as gill, liver and kidney of Caspian Roach; Rutillus rutillus caspicus. For this purpose, 120 fishes were used as experimental samples and exposed to 0.1, 0.2 and 0.5 mg/L of Cu nanoparticles for ...  Read More

Modeling of carbon monoxide dispersion around the urban tunnel portals

M. Rafiei; P.J. Sturm

Volume 4, Issue 3 , July 2018, , Pages 359-372

http://dx.doi.org/10.22034/GJESM.2018.03.009

Abstract
  The aim of this study is to investigate the problems caused by discharge of polluted air from tunnels into the environment with a specific focus on residential areas. In city tunnels, portal or stacks, pollutant management is a big challenge. Nowadays, air quality management, particularly in urban tunnels, ...  Read More

Ecological niche modeling of invasive alien plant species in a protected landscape

G.C.B. Paclibar; E.R. Tadiosa

Volume 5, Issue 3 , July 2019, , Pages 371-382

http://dx.doi.org/10.22034/GJESM.2019.03.09

Abstract
  Non-native plants that can cause adverse effects are otherwise known as invasive alien plant species which pose a major threat to plant biodiversity conservation and sustainability. This study is dedicated to determine the plant diversity and to assess the vulnerability of Quezon Protected Landscape, ...  Read More

Analyzing and modeling urban sprawl and land use changes in a developing city using a CA-Markovian approach

M. Tajbakhsh; H. Memarian; Y. Shahrokhi

Volume 2, Issue 4 , December 2016, , Pages 397-410

http://dx.doi.org/10.22034/gjesm.2016.02.04.009

Abstract
  Mashhad City, according to the latest official statistics of the country is the second populated city after Tehran and is the biggest metropolis in the east of Iran. Considering the rapid growth of the population over the last three decades, the city’s development area has been extended, significantly. ...  Read More

Integrating cellular automata Markov model to simulate future land use change of a tropical basin

M. Camara; N.R.B. Jamil; A.F.B. Abdullah; R.B. Hashim

Volume 6, Issue 3 , July 2020, , Pages 403-414

http://dx.doi.org/10.22034/gjesm.2020.03.09

Abstract
  Predicting land use change is an indispensable aspect in identifying the best development and management of land resources and their potential. This study used certified land-use maps of 1997, 2006, and 2015 combined with ancillary data such as road networks, water bodies and slopes, obtained from the ...  Read More

Environmental Management
Optimization of solid waste collection system in a tourism destination

C. Le Dinh; T. Fujiwara; M. Asari; S.T. Pham Phu

Volume 8, Issue 3 , July 2022, , Pages 419-436

http://dx.doi.org/10.22034/gjesm.2022.03.09

Abstract
  BACKGROUND AND OBJECTIVES: Prior to the COVID-19 pandemic, Hoi An City was one of the most famous tourist destinations in the world. This led to a rapid increase in solid waste generation, leading to problems and challenges in solid waste collection and management. This problem is also being experienced ...  Read More

Environmental Science
Bacterial diversity impacts as a result of combined sewer overflow in a polluted waterway

O. Calderon; H. Porter-Morgan; J. Jacob; W. Elkins

Volume 3, Issue 4 , December 2017, , Pages 437-446

http://dx.doi.org/10.22034/gjesm.2017.03.04.009

Abstract
  Newtown Creek is an industrial waterway and former tidal wetland in New York City. It is one of the most polluted water bodies in the United States and was designated as a superfund site in 2010. For over a century, organic compounds, heavy metals, and other forms of industrial pollution have disrupted ...  Read More

Environmental Science
Impact of floating platforms on the limnological aspects of hydropower plant reservoirs

L.S. Vanzela; D.C. Pereira; L.D.S.C. Lima; K.U. Khan; C.F.M. Mansano

Volume 6, Issue 4 , October 2020, , Pages 457-466

http://dx.doi.org/10.22034/gjesm.2020.04.03

Abstract
  Floating platforms at the hydropower plant reservoirs are attractive sites for aquaculture, fishing and other recreational activities. However, the unregulated construction of these platforms may negatively affect the fauna, flora and water quality of reservoirs. Thus, this study aimed to evaluate the ...  Read More

Environmental Management
Linking the past, present and future scenarios of soil erosion modeling in a river basin

C. Loukrakpam; B. Oinam

Volume 7, Issue 3 , July 2021, , Pages 457-472

http://dx.doi.org/10.22034/GJESM.2021.03.09

Abstract
  BACKGROUND AND OBJECTIVE: Soil erosion is considered one of the major indicators of soil degradation in our environment. Extensive soil erosion process leads to erosion of nutrients in the topsoil and decreases in fertility and hence productivity. Moreover, creeping erosion leads to landslides in the ...  Read More

Estimation of landfill gas generation in a municipal solid waste disposal site by LandGEM mathematical model

S.S. Hosseini; K. Yaghmaeian; N. Yousefi; A.H. Mahvi

Volume 4, Issue 4 , October 2018, , Pages 493-506

http://dx.doi.org/10.22034/gjesm.2018.04.009

Abstract
  Anaerobic decomposition of organic compounds in landfills is responsible for generation of greenhouse gases. The present study aimed to determine the total gas and methane emission from a landfill located in Hamedan (west of Iran) from 2011 to 2030. LandGEM 3.02 model was used to estimate the gas emission ...  Read More

Application of international energy efficiency standards for energy auditing in a University buildings

V. G. Shcherbak; L. Ganushchak-Yefimenko; O. Nifatova; P. Dudko; N. Savchuk; I. Solonenchuk

Volume 5, Issue 4 , October 2019, , Pages 501-514

http://dx.doi.org/10.22034/GJESM.2019.04.09

Abstract
  This study seeks to provide insights on understanding the contemporary problems of energy efficiency in Ukrainian universities by developing a comprehensive energy efficiency management framework that encompasses its participating subjects, objects and key drivers along with suggesting its implementation ...  Read More

Environmental Science
Phosphorus recovery from domestic sewage sludge in the presence of waste grape pruning biochar

M. Piri; E. Sepehr

Volume 8, Issue 4 , October 2022, , Pages 575-588

http://dx.doi.org/10.22034/GJESM.2022.04.09

Abstract
  BACKGROUND AND OBJECTIVES: Phosphorus is an essential and limiting nutrient for all living organisms. Although phosphorus is a finite resource on earth, it is usually wasted today. Precipitation of struvite from waste residues is mainly carried out to recover phosphorus. This study aimed to investigate ...  Read More

Environmental Engineering
Characteristics and combustion kinetics of fuel pellets composed of waste of polyethylene terephthalate and biomass

K. Manatura; U. Samaksaman

Volume 7, Issue 4 , October 2021, , Pages 625-642

http://dx.doi.org/10.22034/GJESM.2021.04.09

Abstract
  BACKGROUND AND OBJECTIVES: The needs of fuel pellets from varied feed stocks have opened up opportunities and challenges for pellets production from non-woody biomass. Wastes of plastic recycling and wood sawing contained a high potential for energy source and suited for pelletizing as a solid fuel. METHODS: ...  Read More