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Juris Aigars, Natalija Suhareva and Rita Poikane
The polybrominated diphenyl ethers (PBDEs) are bioaccumulative, persistent, and toxic. They have a high risk of emission into the environment via volatile losses and diffuse sources, such as commercial product disposal or the use of sewage sludge. The PB...
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Takuro Kobayashi, Ya-Peng Wu, Kai-Qin Xu and Yu-You Li
The effect of mixing by siphon flow on anaerobic digestion, sludge distribution and microbial community were examined in parallel experiments using a siphon-mixed reactor (SMR), an unmixed reactor (UMR) and a continuously mixed reactor (CMR). The SMR per...
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Alexandra Siatou, Anthoula Manali and Petros Gikas
The high-energy consumption of wastewater treatment plants (WWTPs) is a crucial issue for municipalities worldwide. Most WWTPs in Greece operate as extended aeration plants, which results in high operational costs due to high energy needs. The present st...
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Jelena Radjenovi¿, Mira Petrovi¿, Damià Barceló
Pág. 831 - 841
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Marta Carballa, Guido Fink, Francisco Omil, Juan M. Lema, Thomas Ternes
Pág. 287 - 295
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Hien Ho, Tsunemi Watanabe
Pág. 1 - 24
The textile industry is a significant source of nonyphenol and their ethoxylates, which are suggested to be responsible for endocrine disruption in wildlife and humans. This study is a comparison of two conventional wastewater treatment processes in a co...
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Janith Dissanayake and Mooyoung Han
Rainwater harvesting (RWH) has attracted global attention as a solution for the urban water crisis; however, the water quality can be impacted by particulate matter and soluble contaminants. Therefore, the inlet and outlet configurations of the storage t...
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Agnieszka Medynska-Juraszek and Anna Szczepanska
Agricultural soils are considered as ?hot-spots? of plastic particles; however, due to a lack of standardized method of microplastic determination in soils, as well as no legal regulations requiring the monitoring of the soil environment in the context o...
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Jiju Guo, Wengeng Cao, Guohui Lang, Qifa Sun, Tian Nan, Xiangzhi Li, Yu Ren and Zeyan Li
The presence of high concentrations of geogenic arsenic (As) in groundwater poses a serious threat to the health of millions of individuals globally. This paper examines the research progress of groundwater with high concentrations of geogenic As through...
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Elia Judith Martínez, Jose Guillermo Rosas, Antonio Morán and Xiomar Gómez
The aim of this work was to study the effect of ultrasonic pretreatment on sludge digestion, particle size distribution (PSD), and dewaterability of digestates (measured by capillary suction time (CST) and specific resistance to filtration (SRF)). Sludge...
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Revanuru Subramanyam
Pág. 32 - 51
This research article describes start-up performance of an UASB (Upflow Anaerobic Sludge Blanket) reactor in terms of chemical oxygen demand (COD) removal efficiency, biogas production, sludge loading rate (SLR), volatile fatty acids (VFA), pH, alkalinit...
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Avin E. Pillay, Fadhil M. Salih and Muthana I. Maleek
Produced water separated from oil is usually returned to the environment and could permeate through the water table. If such water is contaminated with radioactive substances, it could create a definite threat to the water supply, especially in arid regi...
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Qiang Liu, Chen Li, Minglei Zhao, Ying Li, Yangyang Yang, Yuxuan Li and Siyuan Ma
To reduce the operating costs of conventional membrane bioreactors (MBRs) and improve the stability and quality of the dynamic membrane bioreactor (DMBR) effluent, a homemade inexpensive filter cloth assembly was connected to an up-flow ultra-lightweight...
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Shanshan Guo, François Nkinahamira, Bob Adyari, Yiqing Zhang, Anyi Hu and Qian Sun
Rapid urbanization has caused an increase in the discharge of inorganic elements into the environment; however, the knowledge about the fate and annual variations of multiple elements in wastewater treatment plants (WWTPs) is limited. To understand the d...
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Jinduo Wang, Yanbin Wang, Deli Gao, Rui Li and Liurui Guo
During deepwater drilling, the subsea wellhead will be subjected to dynamic loads transmitted from the marine environment, floating drilling platform, riser, and blowout preventer (BOP). Therefore, complex dynamic responses will be induced, which will se...
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Vita Datsenko,Natali Khimenko,Lilua Egorova,Yana Svishchova,?leksandr Dubyna,Olena Budvytska,Nina Lyubymova,Volodymyr Pasternak,Ludmila Pusik
Pág. 42 - 48
Based on the developed algorithm, the sanitary and toxicological properties have been assessed in the system "Galvanic sludge ? natural object" using model copper-zinc sludge.The following minerals containing heavy metal ions have been identified in galv...
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Long Ho, Duy Tan Pham, Wout Van Echelpoel, Leacky Muchene, Ziv Shkedy, Andres Alvarado, Juan Espinoza-Palacios, Maria Arevalo-Durazno, Olivier Thas and Peter Goethals
Dissolved oxygen is an essential controlling factor in the performance of facultative and maturation ponds since both take many advantages of algal photosynthetic oxygenation. The rate of this photosynthesis strongly depends on the time during the day an...
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Long Ho, Duy Tan Pham, Wout Van Echelpoel, Leacky Muchene, Ziv Shkedy, Andres Alvarado, Juan Espinoza-Palacios, Maria Arevalo-Durazno, Olivier Thas and Peter Goethals
Dissolved oxygen is an essential controlling factor in the performance of facultative and maturation ponds since both take many advantages of algal photosynthetic oxygenation. The rate of this photosynthesis strongly depends on the time during the day an...
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Michal Sposob, Rune Bakke, Carlos Dinamarca
Pág. 1 - 10
The excessive H2S presence in water and wastewater can lead to corrosion, toxicity, and biological processes inhibition?i.e., anaerobic digestion. Production of H2S can occur in psychrophilic conditions. Biological removal of HS- by addition of NO3- as a...
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Yaqin Yu, Xiwu Lu and Yifeng Wu
This study investigated the performance and stability of an anaerobic baffled filter reactor in the treatment of algae-laden water from Taihu Lake at several organic loading rates. The study also evaluated the capability of soft filler to train granule s...
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