This review paper emphasised on the origin of hexavalent chromium toxicity in tannery
wastewater and its remediation using novel Microbial Fuel Cell (MFC) technology, including …

The circular economy requires advanced methods to recycle waste matter such as
ammonia, which can be further used as a fuel and a precursor of numerous value-added …

The presence of dye in wastewater causes substantial threats to the environment, and has
negative impacts not only on human health but also on the health of other organisms that …

This review emphasizes the applicability of bioelectrochemical systems for the treatment of
wastewaters contaminated with xenobiotic compounds. Treatment options for dyes …

Biological nitrogen removal (BNR) is essential for the treatment of nitrogen-containing
wastewater. However, the requirement for aeration and the addition of external carbon …

Nitrogen is not only a vital component of biological composition and biogeochemical
element, but also an inescapable pollutant in various water bodies. Although existing …

Metals represent a large proportion of industrial effluents, which due to their high hazardous
nature and toxicity are responsible to create environmental pollution that can pose …

Abstract Hexavalent chromium (Cr (VI)) is one of the major concerns for water environment
and human health due to its high toxicicity, while ferric sludge produced from Fenton …

Advancements in biological wastewater treatment with sustainable and circularity
approaches have a wide scope of application. Biological wastewater treatment is widely …

Fenton reactions are widely applied when degrading recalcitrant pollutants, but reusing the
resulting ferric sludge remains a challenge. A novel concept for regenerating Fe (II) solution …