Microbial Methods for Pollutant Removal and Wastewater Treatment

A special issue of Separations (ISSN 2297-8739). This special issue belongs to the section "Environmental Separations".

Deadline for manuscript submissions: 30 June 2026 | Viewed by 3193

Special Issue Editor


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Guest Editor
Laboratory for microbiology, Department of Biology and Ecology, Faculty of Science, University of Kragujevac, Kragujevac, Serbia
Interests: microbiology; microbial ecology; aquatic microbiology; hydroinformatics; antimicrobial testing

Special Issue Information

Dear Colleagues,

The impact of human activities on the environment has become increasingly evident in recent decades. Agricultural and industrial practices, along with urbanization, have increased the volume of wastewater. Wastewater originating from various sources contains a wide range of organic and inorganic pollutants, which significantly affect both environmental and human health. Just as it is necessary to reduce the use of harmful chemicals, implement release control, and adopt sustainable practices, the development and application of improved technologies for wastewater treatment are also essential. Traditional wastewater treatment methods such as precipitation, ion exchange, chemical oxidation, adsorption, ozonation, and flocculation are often insufficient, costly, and produce large amounts of harmful byproducts.

To enhance the removal of various pollutants, it is important to consider microorganisms and their potential. Biological wastewater treatment is widely utilized for the removal and/or recovery of organic pollutants and nutrients from wastewater. However, the significance of microorganisms in pollutant removal is paramount due to their remarkable tolerance and survival capabilities in high concentrations of various pollutants. Microorganisms are utilized in various forms, living or dead, autochtones or introduced, planctonic or in biofilms, as pure cultures or microbial consortiums. Hence, this Special Issue is dedicated to exploring novel and innovative approaches in the microbiological removal of different kinds of pollutants.

Dr. Ivana D. Radojević
Guest Editor

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Keywords

  • microorganisms
  • biological wastewater treatment
  • biofilms
  • environmental pollutants
  • microbiological

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Published Papers (1 paper)

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Review

39 pages, 1490 KB  
Review
Bacterial Potential for Bioremediation of Surfactants and Heavy Metals: Current Knowledge and Trends in Wastewater Treatment Processes
by Ivana D. Radojević and Violeta D. Jakovljević
Separations 2025, 12(11), 308; https://doi.org/10.3390/separations12110308 - 6 Nov 2025
Cited by 1 | Viewed by 2596
Abstract
Surfactants are chemical compounds present in a large number of products that people use on a daily basis, starting with detergents for washing clothes, dishes, personal hygiene products, etc. Some products also contain certain heavy metals. Their uses cause heavy contamination of wastewater [...] Read more.
Surfactants are chemical compounds present in a large number of products that people use on a daily basis, starting with detergents for washing clothes, dishes, personal hygiene products, etc. Some products also contain certain heavy metals. Their uses cause heavy contamination of wastewater that must be purified before discharge into receivers. Given that some types of surfactants are very persistent and heavy metals are non-biodegradable and toxic even in small concentrations, the purification process requires a complex approach and a combination of different methods. Bioremediation, as an environmentally acceptable and economically clean technology, has great potential. It is based on the use of indigenous microorganisms that have developed different mechanisms for breaking down and removing or detoxifying a large number of pollutants and are excellent candidates for bioremediation of wastewater. Bacteria can degrade surfactants as sole carbon sources and exhibit tolerance to various heavy metals. This paper summarizes the most significant results, highlighting the potential of bacteria for the biodegradation of surfactants and heavy metals, with the aim of drawing attention to their insufficient practical application in wastewater treatment. Bioreactors and microbial fuel cells are described as currently relevant strategies for bioremediation. Full article
(This article belongs to the Special Issue Microbial Methods for Pollutant Removal and Wastewater Treatment)
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