Joule heat assisting electrochemical degradation of polyethylene microplastics melted on anode

Electrochemical degradation of micro/nanoplastics in water: recent results

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Researchers reviewed electrochemical oxidation—particularly using boron-doped diamond anodes—as an advanced process capable of degrading micro- and nanoplastics in water with over 90% efficiency under optimized conditions. This technology is important because conventional wastewater treatment plants not only fail to fully remove microplastics but can fragment them into smaller, more bioavailable nanoplastics.

Advances in electrochemical-based treatment of microplastics in wastewater: removal performance and influencing factors

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This review evaluates five electrochemical technologies—electrocoagulation, electrooxidation, electroreduction, bioelectrochemistry, and electrosorption—for removing microplastics from wastewater, finding each offers high efficiency with controllable operating conditions. Because conventional treatment plants miss much of the microplastic entering waterways, scalable electrochemical solutions are urgently needed to prevent these particles from reaching drinking water and marine ecosystems.

Interfacial capture and electro-Fenton degradation of polyethylene microplastics using a dual-function ferrocene-MOF electrode

Recent Progress in Electrochemical Methods for Microplastics Detection

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Researchers reviewed advances in electrochemical sensor technology for detecting microplastics and nanoplastics, highlighting the method's potential as a fast, cost-effective, and field-deployable alternative to conventional laboratory analysis.

Degradation of Microplastics in the Environment

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This review outlines the mechanical, chemical, and biological degradation pathways of environmental microplastics, noting that degradation rates depend on polymer structure, chemical additives, and environmental conditions such as temperature and UV exposure. Understanding how microplastics break down is essential because degradation produces smaller nanoplastics and releases toxic additives, potentially increasing bioavailability and health risks over time.