Chromium is a highly toxic non-essential metal for microorganisms and plants. Due to its
widespread industrial use, chromium (Cr) has become a serious pollutant in diverse …

Metal containing wastes/byproducts of various industries, used consumer goods, and
municipal waste are potential pollutants, if not treated properly. They may also be important …

Heavy metal contamination is a serious problem worldwide threatening soil environment
and human health. In the present study, concentrations of 6 heavy metals at an electronic …

Iron oxides may undergo structural transformations when entering an anoxic environment.
These transformations were investigated using the isotopic exchange between aqueous Fe …

In oxidizing environments, the toxic and radioactive element uranium (U) is most soluble and
mobile in the hexavalent oxidation state. Sorption of U (VI) on Fe-oxides minerals (such as …

Cadmium (Cd) is a typical element with contamination risk caused by anthropogenic
sources. Cd is known to associate with Fe (hydr) oxides in pH-neutral to slightly acidic soils …

Heavy metal pollution is a direct consequence of the extensive utilization of heavy metals in
various industrial processes. The persistence and nondegradability of heavy metals cause …

Sulfurospirillum barnesii is capable of anaerobic growth using ferric iron or arsenate as
electron acceptors. Cell suspensions of S. barnesii were able to reduce arsenate to arsenite …

Aerobic and anaerobic incubation experiments on a wetland soil samples were used to
assess the respective roles of organic matter (OM) release, Fe-oxyhydroxides reduction and …

A summary of recent literature on the microbial reduction of metals. The chapter is divided
into seven sections entitled:(1) introduction;(2) Fe (III) and Mn (IV) reduction;(3) uranium …