Environmental Engineering
Estimation of peak current as a basis for sustainable watershed conservation using the number-curve land conservation

Naharuddin .; Rukmi .; S.D. Massiri; B. Toknok; Akhbar .; I.N. Korja

Articles in Press, Accepted Manuscript, Available Online from 31 January 2024

https://doi.org/10.22034/gjesm.2024.03.05*

Abstract
  BACKGROUND AND OBJECTIVES: Peak flow in watershed is important in designing and controlling soil erosion, as well as assessing the potential water yield. It also serves as a basis for assessing and managing the risk of environmental damage. However, there is no accurate information on peak flow to ensure ...  Read More

Environmental Engineering
Restructuring of Small-scale constructed wetland systems and treatability of individual household wastewater through natural process

S. Mokatip; K. Chunkao; W. Wararam; S. Bualert; O. Phewnil; T. Pattamapitoon; N. Semvimol; P. Maskulrath; P. Rollap; S. Thaipakdee

Articles in Press, Accepted Manuscript, Available Online from 08 February 2024

https://doi.org/10.22034/gjesm.2024.03.06*

Abstract
  BACKGROUND AND OBJECTIVES: Domestic wastewater pollution in Thailand presents challenges due to limited space and a high concentration of point source effluents. This phenomenon often leads to domestic wastewater exceeding the capacity of local treatment systems. This study aims to expand the knowledge ...  Read More

Environmental Engineering
Particulate matter emission in agricultural biomass residue combustion

M.G. Nugraha; A. Sharfan; V.S.Y. Prakoso; M. Hidayat; H. Saptoadi

Articles in Press, Accepted Manuscript, Available Online from 16 February 2024

https://doi.org/10.22034/gjesm.2024.03.07*

Abstract
  BACKGROUND AND OBJECTIVES: Agriculture significantly contributes to global economies, yet it concurrently generates waste in the form of crop residues. Conventional waste disposal methods, such as open burning, contribute to atmospheric particulate emissions, impacting air quality regionally and potentially ...  Read More

Environmental Engineering
Effects of landslide hazards on quality of stream water and sediments

O. Phewnil; T. Pattamapitoon; N. Semvimol; W. Wararam; K. Duangmal; A. Intaraksa; K. Chunkao; P. Maskulrath; S. Hanthayung; P. Wichittrakarn

Articles in Press, Accepted Manuscript, Available Online from 09 February 2024

https://doi.org/10.22034/gjesm.2024.03.09*

Abstract
  BACKGROUND AND OBJECTIVES: Landslide disasters in Thailand between 1970 and 2011 revealed a notable pattern: they primarily originated on mountain slopes, distinguished by a deeper soil profile. This soil profile comprised clay loam and sandy loam textures and was situated over aged geological formations ...  Read More

Environmental Engineering
Vertical bacterial variability in oxidation ponds in the tropical zone

C. Tudsanaton; T. Pattamapitoon; O. Phewnil; W. Wararam; K. Chunkao; P. Maskulrath; M. Srichomphu

Articles in Press, Accepted Manuscript, Available Online from 21 February 2024

https://doi.org/10.22034/gjesm.2024.03.12*

Abstract
  BACKGROUND AND OBJECTIVES: Community domestic wastewater contains organic substances that can be decomposed through natural processes. Treatment using oxidation pond systems is popular in tropical zones because these locations provide a climate suitable for the growth and organic decomposition activities ...  Read More

Environmental Engineering
Rainwater and fog harvesting from solar panels

I. Alazzam; K. Shatanawi; R. Al-Weshah

Articles in Press, Accepted Manuscript, Available Online from 29 February 2024

https://doi.org/10.22034/gjesm.2024.03.13*

Abstract
  BACKGROUND AND OBJECTIVES: Jordan is among the most water-scarce countries in the world. The scarcity of water resources in Jordan is driving the development and advances of non-conventional water techniques that enable integrated management of water resources in addressing water scarcity challenges ...  Read More

Environmental Engineering
Network meta-analysis of cadmium toxicity against Chlorella vulgaris and the role of growth stimulants and macronutrients

M. Iqhrammullah; S. Saudah; M. Monalisa; F. Fahrurrozi; S.A. Akbar; S.S. Lubis

Articles in Press, Accepted Manuscript, Available Online from 28 February 2024

https://doi.org/10.22034/gjesm.2024.04.05*

Abstract
  BACKGROUND AND OBJECTIVES: The presence of heavy metals, specifically cadmium, in the environment poses significant threats to both ecological systems and human health. However, microalgae have shown potential in addressing this issue through their ability to absorb cadmium and produce valuable biomass, ...  Read More

Environmental Engineering
Exploration and characterization of lipid-degrading bacteria from palm oil mill effluent

P. Periadnadi; N. Nurmiati; F.W. Siregar; T.W. Edelwis

Articles in Press, Accepted Manuscript, Available Online from 19 March 2024

https://doi.org/10.22034/gjesm.2024.04.09

Abstract
  BACKGROUND AND OBJECTIVES: Lipid-degrading bacteria found in processing ponds of palm oil mill effluent are recognized for the capacity to break down lipid using lipase enzyme. Identifying novel strains of these bacteria with high bioremediation potential contributes valuable insights to the sustainable ...  Read More

Environmental Engineering
Biogas quality and nutrient remediation in palm oil mill effluent through Chlorella vulgaris cultivation using a photobioreactor

T. Handayani; I.N. Djarot; N. Widyastuti; F.D. Arianti; A. Rifai; A.I. Sitomurni; M.M.A. Nur; R.N. Dewi; N. Nuha; J. Haryanti; D. Pinardi; Y. Suryana; A. Aziz; E. Syamsudin; T. Rochmadi; P.A. Lomak; A. Hadi; M.D. Pertiwi; E. Yuniastuti; N.A. Putri

Articles in Press, Accepted Manuscript, Available Online from 21 March 2024

https://doi.org/10.22034/gjesm.2024.04.13*

Abstract
  BACKGROUND AND OBJECTIVES: During this energy transition, research is being done to develop sustainable ways to support the shift to a decarbonized energy and production system. These ways include using renewable energy sources to promote circularity in products, green technologies, and safer procedures. ...  Read More

Environmental Engineering
The impact of climate change on the development of water resources

M.D. Teweldebrihan; M.O. Dinka

Articles in Press, Accepted Manuscript, Available Online from 28 March 2024

https://doi.org/10.22034/gjesm.2024.03.23*

Abstract
  BACKGROUND AND OBJECTIVES: River basin ecology changes frequently when water resources are developed more. In order to meet human needs, the influence of climate change on river flow and hydrological structures should be understood. Population growth, corresponding economic expansion, and irrigation-related ...  Read More

Environmental Engineering
Development of a sustainable, green, and solar-powered filtration system for E. coli removal and greywater treatment

R. Abdallat; A.N. Bdour; A. Abu Haifa; F.F. Al-Rawash; L. Almakhadmeh; S. Hazaimeh

Volume 10, Issue 2 , April 2024, , Pages 435-450

https://doi.org/10.22034/gjesm.2024.02.02

Abstract
  BACKGROUND AND OBJECTIVES: Jordan's limited water resources have reduced daily water consumption, leading to a highly concentrated greywater production rate of 54 million cubic meters per year. The presence of nitrate ions, total dissolved solids, total suspended solids, chemical oxygen demand, and biological ...  Read More

Environmental Engineering
Photochemical oxidation and landfarming as remediation techniques for oil-contaminated soil

M. Mambwe; K.K. Kalebaila; T. Johnson

Volume 10, Issue 2 , April 2024, , Pages 517-536

https://doi.org/10.22034/gjesm.2024.02.07

Abstract
  BACKGROUND AND OBJECTIVES: With technological advances, mining industries use more crude oil and its products. Finding fast, effective, and eco-friendly repair techniques for oil-contaminated soil is crucial. Clay–titanium dioxide/manganese was used to investigate how oil breaks down in soil under ...  Read More

Environmental Engineering
Removal of ceftriaxone and ciprofloxacin antibiotics from aqueous solutions using graphene oxide derived from corn cob

. Rinawati; A. Rahmawati; D.R. Muthia; M.D. Imelda; F.H. Latief; S. Mohamad; A.A. Kiswandono

Volume 10, Issue 2 , April 2024, , Pages 573-588

https://doi.org/10.22034/gjesm.2024.02.10

Abstract
  BACKGROUND AND OBJECTIVES: Preliminary studies on the exploration of carbonaceous materials from agricultural waste and their use as adsorbents for antibiotic removal have shown the potential to address a new threat to human health due to antibiotic residue. Therefore, this study developed and synthesized ...  Read More

Environmental Engineering
Evaluation of community behavior regarding the risk of plastic micro-pollution on the environment health

D. Utari; N.I. Hawa; G. Fizumli; H. Agustina

Volume 10, Issue 2 , April 2024, , Pages 605-620

https://doi.org/10.22034/gjesm.2024.02.12

Abstract
  BACKGROUND AND OBJECTIVES: Plastic pollution is increasing globally along with the growing consumption patterns of the global community, leading to practicality (social behavior). The primary contributors to pollution are single-use plastic (SUP) items and inadequate waste management techniques. This ...  Read More

Environmental Engineering
Synergistic removal of organic and nutrients from landfill leachate using photobioreactor-cultivated microalgae-bacteria consortium

N. Emalya; Y. Yunardi; E. Munawar; S. Suhendrayatna; T. Tarmizi

Volume 10, Issue 2 , April 2024, , Pages 683-698

https://doi.org/10.22034/gjesm.2024.02.16

Abstract
  BACKGROUND AND OBJECTIVES: The utilization of stabilization pond system for landfill leachate treatment is hindered by its requirement for expansive land areas and extended retention periods. Although the system effectively removes organic compounds, its ability to eliminate nutrients such as nitrogen ...  Read More

Environmental Engineering
A suitability modeling based on geographic information system for potential micro hydropower dam site

O. Setiawan; H.Y.S.H. Nugroho; N. Wahyuningrum; D. Auliyani; K.S. Hardjo

Volume 10, Issue 2 , April 2024, , Pages 713-732

https://doi.org/10.22034/gjesm.2024.02.18

Abstract
  BACKGROUND AND OBJECTIVES: Micro-hydropower plants are significant contributors of electricity and clean source of renewable energy. A nationwide or large watershed inventory of potential micro hydropower dam sites is lacking, hindering micro-hydropower development. Traditional ground survey approaches ...  Read More

Environmental Engineering
Capital formation and production of carbon emissions in low-carbon development

E.S. Siregar; S.U. Sentosa; A. Satrianto

Volume 10, Issue 2 , April 2024, , Pages 759-772

https://doi.org/10.22034/gjesm.2024.02.21

Abstract
  BACKGROUND AND OBJECTIVES: This study aims to examine the endogenous variable, low-carbon development, and valuate its influencing factors, given its pivotal role in environmental protection amid climate change concerns and economic growth. Low carbon development is a new platform to maintain economic ...  Read More

Environmental Engineering
Degradation of low-density polyethylene by a novel strain of bacteria isolated from the plastisphere of marine ecosystems

F.A. Febria; A. Syafrita; A. Putra; H. Hidayat; C. Febrion

Volume 10, Issue 2 , April 2024, , Pages 805-820

https://doi.org/10.22034/gjesm.2024.02.24

Abstract
  BACKGROUND AND OBJECTIVES: Low-density polyethylene is one of the dominant recalcitrant plastic pollutants in the ocean, thus causing complicated problems. Biodegradation is an efficient, environmentally friendly, and sustainable option to overcome these problems. This study aims to quantitatively and ...  Read More

Environmental Engineering
Spatiotemporal analysis of oil palm land clearing

M.K. Rosyidy; E. Frimawaty

Volume 10, Issue 2 , April 2024, , Pages 821-836

https://doi.org/10.22034/gjesm.2024.02.25

Abstract
  BACKGROUND AND OBJECTIVES: Oil palm is one of the crops that has an essential role in Indonesia's engineering field. This condition has led to oil palm plantation intensification, which has been extensive to deforestation in Indonesia, including Jambi province. The main aim of this investigation is to ...  Read More

Environmental Engineering
Estimation of livestock greenhouse gas for impact mitigation

D.S.I. Sondakh; F.R. Tulungen; J.K. Kampilong; F.S.J. Rumondor; Y.S. Kawuwung; E.P. Sanggelorang

Volume 10, Issue 2 , April 2024, , Pages 857-872

https://doi.org/10.22034/gjesm.2024.02.27

Abstract
  BACKGROUND AND OBJECTIVES: Anthropogenic activities in livestock sectors are responsible for emitting substantial amounts of greenhouse gases, including carbon dioxide, methane, and dinitrous oxide, into the atmosphere, thereby contributing to climate change. The impact of these gases can be reduced ...  Read More

Environmental Engineering
Green synthesis of titanium dioxide photocatalyst using Lactobacillus bulgaricus for processing palm oil mill effluent

L. Agustina; M. Romli; P. Suryadarma; S. Suprihatin

Volume 10, Issue 1 , January 2024, , Pages 13-26

https://doi.org/10.22034/gjesm.2024.01.02

Abstract
  BACKGROUND AND OBJECTIVES: To improve photocatalytic degradation perfomance, photocatalyst particles with a larger surface area preferred. The effectiveness of titanium dioxide as a photocatalyst depends on the synthesis method used. The method affect the particle size, crystallinity and phase composition ...  Read More

Environmental Engineering
Efficient biosorption of cadmium by Eucalyptus globulus fruit biomass using process parameters optimization

M. Samimi

Volume 10, Issue 1 , January 2024, , Pages 27-38

https://doi.org/10.22034/gjesm.2024.01.03

Abstract
  BACKGROUND AND OBJECTIVES: Industrial wastewater usually contains metal ions which are hazardous to human and aquatic organisms. Nowadays, the application of inexpensive biomaterials in adsorptive removal of metal ions, such as plant biomass, has been widely considered. In this study, the efficiency ...  Read More

Environmental Engineering
Wetland degradation monitoring using multi-temporal remote sensing data and watershed land degradation index

I. Ridwan; S. Kadir; N. Nurlina

Volume 10, Issue 1 , January 2024, , Pages 83-96

https://doi.org/10.22034/gjesm.2024.01.07

Abstract
  BACKGROUND AND OBJECTIVES: The condition of the watershed area, particularly the Tabunio Watershed, is one with priority treatment due to the condition of the land where it is located, which qualifies for the “very high recovery” category with a critical land area of 19,109.89 hectare. Moreover, ...  Read More

Environmental Engineering
Application of fuzzy logic in decision-making process for relocation of floating net cages in river fish farming

R. Pramana; B.Y. Suprapto; Z. Nawawi

Volume 10, Issue 1 , January 2024, , Pages 117-132

https://doi.org/10.22034/gjesm.2024.01.09

Abstract
  BACKGROUND AND OBJECTIVES: Land-based aquaculture operations, at present,  are intensively conducted to meet the ever-growing demand for food consumption. Floating net cages are one of the traditional methods commonly used by Indonesian fishermen for river fish farming. Increased human activities ...  Read More

Environmental Engineering
Factors affecting cadmium toxicity to rice germinated in soils collected from downstream areas of abandoned zinc mines

P. Chanpiwat; A. Numprasanthai

Volume 10, Issue 1 , January 2024, , Pages 133-154

https://doi.org/10.22034/gjesm.2024.01.10

Abstract
  BACKGROUND AND OBJECTIVES: Cadmium contamination in rice grains with a maximum concentration 19 times the national food standard at sites downstream of zinc mines in Thailand has been reported since 2005. These cultivated rice grains are consumed by local residents and have increased the risk of renal ...  Read More