Download e-book for kindle: Arsenic contamination of groundwater : mechanism, analysis, by Satinder Ahuja

By Satinder Ahuja

ISBN-10: 0470144475

ISBN-13: 9780470144473

  • Provides a possible reference, describing the state-of-knowledge on resources of arsenic illness in floor water, which impacts approximately a hundred million humans worldwide.
  • With contributions from world-renowned specialists within the box, this e-book explores advancements within the delivery kinetics, detection, size, seasonal biking, accumulation, geochemistry, removing, and toxicology of arsenic.
  • Includes compelling case reports describing how arsenic illness happens and the devastating results at the humans and atmosphere laid low with it.

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Extra resources for Arsenic contamination of groundwater : mechanism, analysis, and remediation

Example text

Ali (2000). Arsenic: occurrence, toxicity and speciation techniques. , 34:4304–4312. Ji, G. and S. Silver (1992). Reduction of arsenate to arsenite by the ArsC protein of the arsenic resistance operon of Staphylococcus aureus plasmid pI258. Proc. Natl. Acad. Sci. , 89:9474–9478. , E. A. E. Garber, L. G. Armes, C. M. Chen, J. A. Fuchs, and S. Silver (1994). Arsenate reductase of Staphylococcus aureus plasmid pI258. Biochemistry, 33:7294–7299. Juniper, S. , and Y. Fouquet (1988). Filamentous iron-silica deposits from modern and ancient hydrothermal sites.

70 MICROBIAL CONTROLS ON THE GEOCHEMICAL BEHAVIOR OF ARSENIC We found that neither G. sulfurreducens nor G. fermentans is capable of reducing As(V) either by direct enzymatic reduction in axenic culture or by indirect reduction via microbially generated Fe(II) and mobilizing arsenic in autoclaved sediment microcosms. , 2005a). The secondary mineral phases produced by these two Fe(III)-reducing bacteria could play an important role as potential sinks for arsenic species in shallow aquifers exploited for groundwater in the Bengal delta.

Islam, F. , R. L. Pederick, A. G. Gault, L. K. Adams, D. A. Polya, J. M. Charnock, and J. R. Lloyd (2005a). Interactions between the Fe(III)-reducing bacterium Geobacter sulfurreducens and arsenate, and capture of the metalloid by biogenic Fe(II). Appl. Environ. , 71:8642–8648. 76 MICROBIAL CONTROLS ON THE GEOCHEMICAL BEHAVIOR OF ARSENIC Islam, F. , D. A. Polya, and J. R. Lloyd (2005b). Potential role of Fe(III)-reducing bacteria Geobacter and Geothrix species in controlling arsenic solubility in Bengal delta sediments.

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Arsenic contamination of groundwater : mechanism, analysis, and remediation by Satinder Ahuja


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