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INDONESIA
IJEMS (Indonesian Journal of Environmental Management and Sustainability)
Published by ARTS Publishing
ISSN : 25986260     EISSN : 25986279     DOI : -
This journal aimed to be a platform for academics, regulators, practitioners, and also policy makers to share and discuss how to manage their surrounding environment in order to build and develop a sustainable environment. The scope of this journal includes all issues of fundamental environmental science, management, technology and related fields. In particular, the journal welcomes the following field: Waste and wastewater management, Air, soil, and water pollution, Climate change and its aspects, Natural energy and resources, Environmental policy and Risk analysis and assessment of public health.
Arjuna Subject : -
Articles 163 Documents
Analysis of Water Pollution Levels in Batang Masumai River, Merangin Regency, Jambi Province Astuti, Syurmi; Saleh, Muhammad Irsan; Arita, Susila; Legiran
Indonesian Journal of Environmental Management and Sustainability Vol. 8 No. 4 (2024): December
Publisher : Magister Program of Material Science, Graduate School of Universitas Sriwijaya

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.26554/ijems.2024.8.4.172-183

Abstract

Water pollution is a pressing environmental issue that adversely affects aquatic ecosystems and the usability of water resources. The Batang Masumai River, located in Merangin Regency, Jambi Province, is an essential water source for local communities but faces escalating pollution challenges due to industrial, agricultural, and residential activities. This study analyzes the pollution levels of the Batang Masumai River by assessing seven key parameters: temperature, pH, Total Dissolved Solids (TDS), Total Suspended Solids (TSS), Dissolved Oxygen (DO), Biochemical Oxygen Demand (BOD), and Chemical Oxygen Demand (COD). A quantitative observational approach was employed, utilizing secondary data collected from 2021 to 2024. The results were evaluated against Class II water quality standards as stipulated in Government Regulation Number 22 of 2021. The findings indicate that while parameters such as temperature and pH generally adhered to acceptable standards, others, notably TSS, BOD, and COD, frequently exceeded the regulatory limits, particularly in 2021. This suggests substantial pollution stemming from untreated wastewater and soil erosion. Although improvements were observed in subsequent years, several parameters remained problematic, posing ongoing risks to aquatic ecosystems and water resource sustainability. These findings underscore the urgent need for enhanced wastewater treatment systems, stricter enforcement of environmental regulations, and the adoption of sustainable watershed management practices to restore and safeguard the ecological health of the river.
The Effectiveness of Polysilicone Coated Chitosan-Nanosilver as a Disinfectant in Drinking Water Treatment Processes Nisah, Firda Ainun; Winarsih, Neneng; Nuraini, Umi; Mubarok, Yoga Ulya; Ramadhan, Muhammad Ragil; Febrian, Faris Diaztu
Indonesian Journal of Environmental Management and Sustainability Vol. 9 No. 1 (2025): March
Publisher : Magister Program of Material Science, Graduate School of Universitas Sriwijaya

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.26554/ijems.2025.9.1.12-19

Abstract

 The need for clean and safe drinking water is increasing, so innovative disinfection methods are needed. This study evaluates the effectiveness of Polysilicone coated with Chitosan-Nanosilver (PCAg) as a disinfectant for drinking water treatment. The synthesis process involves the reduction of silver nitrate (AgNO3) with sodium citrate, which is then combined with chitosan in an acetic acid solution to produce a stable mixture of nanoparticles. This solution was then impregnated into polysilicone foam to create a functional filter media. The experimental results showed that the PCAg were able to effectively remove bacterial contaminants, including Escherichia coli and Total Coliform, from the distilled drinking water samples from 4 CFU/100mL to 0 CFU/100 mL, as per the quality standard of the Ministry of Health of the Republic of Indonesia number 2 of 2023. Analysis of the SEM-EDX characterization method showed an evenly distributed Chitosan-Nanosilver coating on the polysilicone surface, evidenced by the detection of 1.31% Nanosilver and an increase in carbon percentage from 40.16% to 44.98%. In addition, analysis of the FTIR characterization method showed the presence of peaks indicating alkane vibrations, aromatic rings, ester groups, and amine groups typical of chitosan. This indicates that chitosan has been coated on polysilicone. This study concludes that the coating process enables optimal interaction between chitosan, silver nanoparticles, and polysilicone, thus enhancing the antibacterial properties of the material. Thus having a significant ability to eliminate bacteria.
Sustainable Bioplastics from Sweet Corn Cob Waste: Influence of Zinc Oxide and Glycerol on Mechanical Properties and Biodegradability Nurhayati , Indah; Kurniawati , Cici Tri; Kholif, Muhammad Al
Indonesian Journal of Environmental Management and Sustainability Vol. 9 No. 1 (2025): March
Publisher : Magister Program of Material Science, Graduate School of Universitas Sriwijaya

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.26554/ijems.2025.9.1.1-11

Abstract

The increasing environmental concerns associated with synthetic plastics have driven the search for biodegradable alternatives. This study investigates using sweet corn cob waste (Zea mays L. saccharata) for bioplastic production with varying concentrations of zinc oxide (ZnO) and glycerol as additives. The objective is to evaluate the influence of these additives on the mechanical properties, functional group composition, and biodegradability of the resulting bioplastics. The experimental procedures involved the delignification of corn cobs, bioplastic synthesis, and subsequent characterization through Fourier Transform Infrared Spectroscopy (FTIR), tensile strength and elongation tests, and biodegradability assessments. The results showed that increasing ZnO concentrations improved tensile strength, with the highest recorded at 9% ZnO and 25% glycerol. However, increased ZnO reduced elongation and biodegradability due to increased material stiffness. Conversely, higher glycerol concentrations enhanced flexibility and biodegradability but decreased tensile strength. The optimal formulation was identified at 3% ZnO and 35% glycerol, which provided a balanced combination of mechanical strength and biodegradability. This study demonstrates the potential of sweet corn cob waste as a sustainable raw material for bioplastics, contributing to environmentally friendly alternatives to conventional plastics.
Utilization of Hydroxyapatite from Quail Eggshells as an Adsorbent for Lead Metal Ions Pb(II) Alif, Matlal Fajri; Darajat, Syukri; Azizah, Siti
Indonesian Journal of Environmental Management and Sustainability Vol. 9 No. 1 (2025): March
Publisher : Magister Program of Material Science, Graduate School of Universitas Sriwijaya

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.26554/ijems.2025.9.1.20-27

Abstract

Lead is a toxic metal known for its harmful effects, even in minor quantities, because it does not break down naturally and can therefore pollute ecosystems. This research involved the creation of hydroxyapatite using quail egg shell through a sol-gel method, which served as a medium for capturing Pb ions in a batch process by assessing different parameters. The created material was analyzed using X-Ray Diffraction (XRD) to confirm its crystal form, SEM (Scanning Electron Microscopy) to analyze its surface, FTIR (Fourier Transform Infrared Spectroscopy), and morphology to determine the functional units that were present. Sorption tests were performed under various scenarios, encompassing different pH levels, the initial Pb ion concentration, and time of contact, with the outcome evaluated through atomic absorption spectrophotometry (AAS). The results demonstrated that the optimal conditions for Pb ion uptake were observed at a concentration of 800 mg/L with 0.1 g of absorbent as well as a contact time of 60 minutes, achieving a lead ion removal rate of 71.48%. The sorption isotherm followed the Langmuir model, while the sorption kinetics fit the pseudo-order two model, indicating a monolayer sorption mechanism on a uniform surface. These outcomes suggest hydroxyapatite derived from quail eggshells is a promising eco-friendly material for treating wastewater containing heavy metal ions.
Preparation and Application of Biochar from Areca catechu L. Peel for Malachite Green and Reactive Blue Dyes Removal Palapa, Neza Rahayu; Putra, M. Bagus Kurnia; Musifa, Eva; Yuliasari, Nova; Adawiyah, Robiatul
Indonesian Journal of Environmental Management and Sustainability Vol. 9 No. 1 (2025): March
Publisher : Magister Program of Material Science, Graduate School of Universitas Sriwijaya

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.26554/ijems.2025.9.1.28-35

Abstract

 The utilization of Areca catechu L. fruit peel waste as biochar offers a sustainable solution for waste management while enhancing the material’s value as an efficient adsorbent. Biochar from Areca catechu L. fruit peels was processed through pyrolysis for 2 hours at temperature of 500oC. This study investigates the use of biochar from Areca catechu L. peel as an adsorbent for Malachite Green (MG) and Reactive Blue (RB) dyes in a batch system, with a focus on analysing the kinetic adsorption processes. The biochar was characterized using XRD, FTIR, SEM and BET. BET analysis was conducted, which shows that the surface area of biochar from Areca catheca L. fruit peel after pyrolysis treatment was 29.52 m2/g. The adsorption of MG by the biochar from Areca catechu L. peels was found to be greater than that of RB. The biochar showed an adsorption capacity of 16.113 mg/g for MG, while its capacity for RB was 15.499 mg/g. The adsorption process of biochar from Areca catechu L. peels for both MG and RB dyes follows a pseudo-second-order kinetic model.
Utilization of Coffee Peel Waste as Biosorbent for Rhodamine B Dye Removal: Isotherm, Kinetics, and Thermodynamic Studies Zein, Rahmiana; Prestica, Yona; Deswati; Ramadhani, Putri
Indonesian Journal of Environmental Management and Sustainability Vol. 9 No. 1 (2025): March
Publisher : Magister Program of Material Science, Graduate School of Universitas Sriwijaya

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.26554/ijems.2025.9.1.36-45

Abstract

Coffee Peel Waste (CPW) is an abundant and inexpensive material that can be employed as a biosorbent to remove Rhodamine B (RB) dye from wastewater. This research utilized the batch adsorption approach to optimize the parameters of pH, starting concentration of dye and period of contact. At pH 8, 1000 mg/L as the starting concentration and 105 minutes as the contact time, the optimal conditions were established, exhibited an adsorption capacity of 71.8454 mg/g, aligning with the Langmuir isotherm model, wherein mechanism of adsorption demonstrated monolayer adsorption, and was most appropriate for the kinetic model of pseudo-second order. Thermodynamic analysis revealed that the adsorption occurred spontaneously and released heat, confirming its exothermic nature. FTIR characterization identified the functional sites involved in the adsorption mechanism. At the same time, SEM-EDX analysis showed morphological changes and an increase in some aspects after adsorption, confirming the attachment of RB to the surface of the CPW. This study reveals the advantages of CPW as an innovative, efficient and sustainable biosorbent, offering a new solution in wastewater treatment based on agro-industrial waste.
Composting of Cow Dung, Garden Waste, and Market Waste using Local Microorganisms (LMO) through the Takakura Stacking Method Rinanda, Bismi Lyra; Aziz, Rizki; Yenni
Indonesian Journal of Environmental Management and Sustainability Vol. 9 No. 2 (2025): June
Publisher : Magister Program of Material Science, Graduate School of Universitas Sriwijaya

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.26554/ijems.2025.9.2.87-97

Abstract

One of the main challenges in agricultural practices is the heavy reliance on chemical fertilizers without being balanced by the use of organic fertilizers. This study aims to analyze the maturity, quality, and quantity of compost produced from a mixture of cow dung, garden waste, and market waste using the Takakura Layered Method with EM4 and Local Microorganisms (LMOs) as activators. The LMOs used included LMO A (tuna fish waste, sugarcane bagasse, and pineapple peel) and LMO B (tuna fish waste, banana peel, and vegetable scraps). Composting was conducted in duplicate with seven treatment variations: (A) cow dung with EM4, (B) cow dung with LMO A, (C) cow dung with LMO B, (D) cow dung mixed with garden waste and LMO A, (E) cow dung mixed with garden waste and LMO B, (F) cow dung mixed with garden and market waste with LMO A, and (G) cow dung mixed with garden and market waste with LMO B. The results showed that all treatments met the composting standards. All variations complied with the Indonesian National Standard (SNI 19-7030-2004) in both maturity parameters (pH, temperature, color, texture, odor, and composting duration) and quality parameters (moisture content, C-organic, nitrogen, C/N ratio, phosphorus, and potassium). The compost quantity was reduced by 27–58%. The best result was observed in variation (D1), which consisted of cow dung, garden waste, and LMO A, achieving a score of 39 with a composting time of only 6 days.
Peatland Hydrology Analysis Using Rainfall and Water Table Level Approaches in the Riau Peat Hydrological Unit for the 2018-2020 Period Putra, Raden; Adelheid, Jessica; L., Deni Okta; Mareta , Lesi
Indonesian Journal of Environmental Management and Sustainability Vol. 9 No. 2 (2025): June
Publisher : Magister Program of Material Science, Graduate School of Universitas Sriwijaya

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.26554/ijems.2025.9.2.46-55

Abstract

Peat ecosystems are the world's largest carbon sink and are important in climate change mitigation and global environmental balance. However, tropical peat ecosystems, particularly in Riau Province, face serious threats due to anthropogenic activities such as land clearing, drainage, and plantation conversion. These activities are exacerbated by climate change, which causes a decrease in rainfall and increases the risk of peat fires. This study aims to analyze the relationship between rainfall and peat water level in the Riau Peat Hydrology Region (PHR) during the period from October 2018 to December 2020. The main data used are daily rainfall and peat water level data from 39 SIPALAGA stations owned by the Peat and Mangrove Restoration Agency (BRGM). Spatial data on peatland distribution and regional administrative boundaries were used to support the hydrological zone-based analysis. Statistical methods applied included correlation and coefficient of determination tests to evaluate the relationship between rainfall and peat water level. Daily data were accumulated monthly, and peat hydrological zones were identified based on the distribution of peatlands from the Ministry of Environment and Forestry (MoEF) Indonesia. The results showed that a decrease in rainfall significantly decreased peat water levels, with strong correlations in most hydrological zones. In addition, areas with intense drainage activities experienced a major shift from naturally flooded to drought-prone conditions, increasing the risk of fires. In contrast, significant rainfall only temporarily restores peat hydrological conditions. Spatially, some hydrological zones show different peat water table dynamics, depending on the intensity of rainfall and the level of anthropogenic disturbance. These findings make an important contribution to peat fire risk mitigation strategies and sustainable peat ecosystem management. By integrating temporal and spatial data, this research offers a comprehensive approach to support area-based peat protection policymaking, particularly in the face of climate change impacts and human activities.
Evaluating the Quality Status and Sustainability of Anggoeya Spring in the Ecological Dimension using the Rapid Appraisal for Springs Method Kahirun; Ramadhan, La Ode Ahmad Nur; Erif, La Ode Muhammad; Mubarokah, Umi
Indonesian Journal of Environmental Management and Sustainability Vol. 9 No. 2 (2025): June
Publisher : Magister Program of Material Science, Graduate School of Universitas Sriwijaya

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.26554/ijems.2025.9.2.56-67

Abstract

Water quality is essential for community needs. This study uses physical, chemical, and biological parameters to evaluate the quality and sustainability of Anggoeya Spring, Kendari City. The Southeast Sulawesi Health Laboratory tests assessed compliance with water quality standards, while pollution levels were analyzed using the Pollution Index. Sustainability was examined through the RAP-SPRINGS method, focusing on ecological aspects. Results showed compliance with most standards, except for BOD, COD, and total coliform levels. Anggoeya Spring was classified as lightly polluted but ecologically sustainable. Key sensitive attributes land cover in the catchment area, land cover within a 200 m radius, catchment area criticality, and water source utilization-highlight the need for targeted conservation and rehabilitation efforts. Therefore, prioritizing land and forest management in the catchment area and surrounding zones is crucial for sustaining Anggoeya Spring. This includes the need for improved raw water treatment, especially water treatment technology, due to the high total coliform content in Anggoeya spring water. This study evaluates water quality, determines pollution levels, and analyzes sustainability using the RAP-SPRINGS method. It emphasizes crucial ecological factors for conservation, advocates land rehabilitation, and highlights the necessity of improved water treatment. Ultimately, it contributes to environmental preservation and sustainable water management.
Transforming Tofu Wastewater into Sustainable Organic Fertilizer: A Fermentation Approach with EM4 and Coconut Water Pungut; Putri, Hrismalia Octavianindhita; Al Kholif, Muhammad; Fitria, Firda Lutfiatul
Indonesian Journal of Environmental Management and Sustainability Vol. 9 No. 2 (2025): June
Publisher : Magister Program of Material Science, Graduate School of Universitas Sriwijaya

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.26554/ijems.2025.9.2.79-86

Abstract

This growing need for sustainable agriculture has made using recycled waste material in plant cultivation a significant area of research. The tofu industry, as a leading producer of nitrogen (N), phosphorus (P), and potassium (K)-rich wastewater, is a valuable substrate resource for microbial fermentation. The application of solid-state fermentation using EM4 with coconut water under aerobic and anaerobic processes works towards acidification of DM, increasing bioavailable nutrients and minimizing environmental implications from untreated wastewater discharge. This study determined the feasibility of fermenting tofu wastewater with coconut water and EM4 to produce liquid organic fertilizer and analyzed the product’s N, P2O5, K2O, C-organic, and C/N ratio. Fermentation occurred at 4:1 of tofu wastewater: fermentation materials, with EM4 concentrations of 10%, 25%, and 50% under anaerobic conditions for 14 days. The fertilizer produced was analyzed and compared with liquid organic health fertilizer according to nonstandard percent by Minister of Agriculture no. 70/Permentan/SR.140/10/2011. Results showed that fermentation increased tofu wastewater’s protein and amino acid contents. The highest nitrogen content (3.09 ± 0.023%) was obtained by treatment C (50% EM4), meeting standard requirements (3-6% N). The K2Oconcentration of treatment C peaked at 3.28 ± 0.025% (K2O) within the acceptable range (3-6% K2O). The C-organic content in treatment C reached 10.5 ± 0.094%, exceeding the minimum quality (6%). The P2O5 contents never exceeded the maximum limit (2.22 ± 0.0057%). Although it indicates a rapid-acting fertilizer, the C/N ratio remained low for all treatments.