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Heavy metalsHeavy Metal, extensively utilized in industries like real estate, mining, construction, and transport, pose significant environmental risks due to their carcinogenic properties. Untreated heavy metalHeavy Metal wastewater can accumulate in aquatic organisms, leading to health issues such as cancer, skin irritation, allergies, and dermatitis upon human consumption. Existing waste treatment technologies like adsorption are inefficient and conventional methods are costly and eco-unfriendly. Microbial fuel cellsMicrobial fuel cells (MFCs) offer a promising alternative, utilizing electroactive bacteria for heavy metalHeavy Metal removal and electricity generation. Metals are bio-electrochemicallyBio-electrochemical Reduction reduced at the cathode through bacterial action. This chapter explores the principles of MFCs for heavy metal removal, the microbes, and the pathways involved, and compares MFCs with other methods. It includes case studies on groundwater remediation, factors affecting metal recovery, and challenges in MFC operation, providing a comprehensive understanding of microbial electrochemical heavy metal recovery.

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Nanotechnology-Enhanced Microbial Electrochemical Systems for Heavy Metal Recovery and Removal from Industrial Effluents

  • 章节

  • 发表日期：

    2026年

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  • Priyanka Singh,
  • Mahi Singh,
  • Meenu Singh

摘要

Heavy metalsHeavy Metal, extensively utilized in industries like real estate, mining, construction, and transport, pose significant environmental risks due to their carcinogenic properties. Untreated heavy metalHeavy Metal wastewater can accumulate in aquatic organisms, leading to health issues such as cancer, skin irritation, allergies, and dermatitis upon human consumption. Existing waste treatment technologies like adsorption are inefficient and conventional methods are costly and eco-unfriendly. Microbial fuel cellsMicrobial fuel cells (MFCs) offer a promising alternative, utilizing electroactive bacteria for heavy metalHeavy Metal removal and electricity generation. Metals are bio-electrochemicallyBio-electrochemical Reduction reduced at the cathode through bacterial action. This chapter explores the principles of MFCs for heavy metal removal, the microbes, and the pathways involved, and compares MFCs with other methods. It includes case studies on groundwater remediation, factors affecting metal recovery, and challenges in MFC operation, providing a comprehensive understanding of microbial electrochemical heavy metal recovery.