Abstract Hexavalent chromium (Cr (VI)) in water is a proven carcinogen to different internal
and external organs of the living organisms. There are different human activities …

Biochemical oxidation and reduction are the principle of biological water and wastewater
treatment, in which electron donor and/or acceptor shall be provided. Elemental sulfur (S 0) …

Elemental sulfur-driven autotrophic denitrification (SADN) is a cost-effective approach for
treating secondary effluent from wastewater treatment plants (WWTPs). Additional organics …

Excessive use of chromium (Cr) in several industrial applications has a significant impact on
soil biota. Chromium when present in soil and water occurs in two forms [Cr (III) and Cr (VI)] …

Sulfamethoxazole (SMX) is a common antibiotic prescribed for treating infections, which is
frequently detected in the effluent of conventional wastewater treatment plants (WWTPs). Its …

Heavy metal pollution in the mining areas leads to serious environmental problems. The
biological sulfidogenic process (BSP) mediated by sulfidogenic bacteria has been …

Permeable reactive barriers (PRBs) are efficient technologies for in situ remediation of
contaminated groundwater, the effectiveness of which greatly depends on the reactive …

Chromium contamination in the aquatic environment is an urgent and serious issue due to
its mutagenic and carcinogenic effects against living organisms. The present study …

Chromium (Cr) is a toxic heavy metal whose high concentration in soil badly affects plant
growth, photosynthesis, and overall yield. Metal-derived nano-particles and metal-resistant …

Nitrate and chromate can be present together in water resources as nitrate is a common co-
contaminant in surface and ground waters. This study aims at comparatively evaluating …