Topic Recovery of valuable materials and fuels
Characterization Sludge from Drying Area and Sludge Drying Bed in Sludge Treatment Plant Surabaya City for Waste to Energy Approach
Iva Yenis Septiariva, I Wayan Koko Suryawan, Nurulbaiti Listyendah Zahra, Yika Nabila Kharisma Putri, Ariyanti Sarwono, Fatimah Dinan Qonitan, Jun Wei Lim
J. Ecol. Eng. 2022; 23(7):268–275
Beneficiation and Upgrading of Low-Grade Feldspar Ore in Medina, Saudi Arabia
J. Ecol. Eng. 2022; 23(6):271–277
Biomethanation Potential and Enhancement of Acacia Leaves Waste Via Pretreatment and Co-Digestion Strategy
J. Ecol. Eng. 2022; 23(5):237–250
Biodiesel Production from Crude Palm Oil Using Kapok Skin KOH (Ceiba Pentandra) Catalyst as Solid Green Catalyst
J. Ecol. Eng. 2022; 23(5):286–292
Biosorbents from Mangifera indica L. Peel for the Recovery of Gold from Electronic Waste
J. Ecol. Eng. 2022; 23(5):102–108
Effect of Organic Manure and Plant Growth Promoting Microbes on Yield, Quality and Essential Oil Constituents of Fennel Bulb (Foeniculum vulgare Mill.)
J. Ecol. Eng. 2022; 23(5):149–164
Synthetic Gas Production from Fine Coal Gasification Using Low-Cost Catalyst
J. Ecol. Eng. 2022; 23(5):64–72
Assessment of a Mining-Waste Dump of Galena Mine in the East of Morocco for Possible Use in Civil Engineering
Faiçal El Khazanti, Ahmed Rachid, Achraf Harrou, Hicham Nasri, Yassine Et-tayea, Meriam El Ouahabi, El Khadir Gharibi
J. Ecol. Eng. 2022; 23(4):336–349
Changes of Nitrogen and Organic Compound During Co-Composting of Disposable Diaper and Vegetable Wastes on Aerobic Process
J. Ecol. Eng. 2022; 23(4):228–234
Recent Challenges of Biogas Production and its Conversion to Electrical Energy
Siti Noor Khaleeda Mhd Syahri, Hassimi Abu Hasan, Siti Rozaimah Sheikh Abdullah, Ahmad Razi Othman, Peer Mohamed Abdul, Raja Farzarul Hanim Raja Azmy, Mohd Hafizuddin Muhamad
J. Ecol. Eng. 2022; 23(3):251–269
Extraction and Characterization of Silicon Dioxide from Volcanic Ash of Mount Sinabung, Indonesia: A Preliminary Study
Moraida Hasanah, Timbangen Sembiring, Zuriah Sitorus, Syahrul Humaidi, Fynnisa Zebua, Rahmadsyah Rahmadsyah
J. Ecol. Eng. 2022; 23(3):130–136
Preliminary Investigation of Bioplastics from Durian Seed Starch Recovery Using PEG 400 for Reducing Marine Debris
Mirna Apriani, Luqman Cahyono, Agung Prasetyo Utomo, Anggara Trisna Nugraha, Alfira Dwi Cahya Ningrum
J. Ecol. Eng. 2022; 23(2):12–17
Identification of Potential Phytoaccumulator Plants from Tailings Area as a Gold Phytomining Agent
J. Ecol. Eng. 2022; 23(1):169–181
Biodiesel Production using Oil Extracted from Cooling Pond Wastewater by Esterification of Sulfonated Carbon Catalyst and Transesterification of Na2CO3 Catalyst
J. Ecol. Eng. 2021; 22(10):51–62
Study of The Fermentation Conditions of the Bacillus Cereus Strain ARY73 to Produce Polyhydroxyalkanoate from Glucose
J. Ecol. Eng. 2021; 22(8):41–53
Oil Recovery from Oilfield Produced Water Using Zinc Oxide Nano Particle as Catalyst in Batch and Continuous System
J. Ecol. Eng. 2021; 22(8):278–286
Bio Oil Production by Thermal and Catalytic Pyrolysis of Waste Tires
J. Ecol. Eng. 2021; 22(8):189–199
Study the Recycling of Red Mud in Iron Ore Sintering Process
Ahmed Abdelazim Elsayed Ibraheem Abdou Khalifa, Vladimir Yurievich Bazhin, Yana Vadimovna Kuskova, Ahmed Abdelrahim, Yasser Momtaz Zaki Ahmed
J. Ecol. Eng. 2021; 22(6):191–201
Purification of Synthetic Gas from Fine Coal Waste Gasification as a Clean Fuel
J. Ecol. Eng. 2021; 22(5):114–120
Analysis of Optimum Temperature and Calcination Time in the Production of CaO Using Seashells Waste as CaCO3 Source
Sarah Dampang, Endah Purwanti, Fredina Destyorini, Setyo Budi Kurniawan Budi Kurniawan, Siti Rozaimah Sheikh Abdullah, Muhammad Fauzul Imron
J. Ecol. Eng. 2021; 22(5):221–228
Electro-Kinetic Remediation of Nickel from Contaminated Soil Using Bio remedies Banana Peels and Surfactant-Enhanced
J. Ecol. Eng. 2021; 22(5):214–220
Performance of Reactive Nitrogen in Leachate Treatment in Constructed Wetlands
J. Ecol. Eng. 2021; 22(5):205–213
Hydrothermal Carbonization Kinetics of Lignocellulosic Municipal Solid Waste
J. Ecol. Eng. 2021; 22(3):188–198
Characterisation and Reverse Engineering of Eco-friendly Historical Mortar: Qasr Tuba, Desert Castles in Jordan
J. Ecol. Eng. 2021; 22(3):121–134
Distilled Spirit Extraction of Phenolic Antioxidants from Fruit and Vegetable Residues
Cesar Ortinero, Rosalie Rafael, Charmaine Eljie Rayos, Katherine Bautista, Mark Aldren Feliciano, Lexter Natividad, Gaudencio Natividad
J. Ecol. Eng. 2021; 22(1):125–131
Optimization of Palm Oil Boiler Ash Biomass Waste as a Source of Silica with Various Preparation Methods
J. Ecol. Eng. 2022; 23(8):193–199
The Behavior of Jordanian Oil Shale during Combustion Process from the El-Lajjun Deposit
J. Ecol. Eng. 2022; 23(8):133–140
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