Innovative and sustainable strategies for algal bloom mitigation and water quality enhancement

Xinming Huang (Co-first Author), Tong Li (Co-first Author), Xiaying Xin*, Racliffe W. S. Lai, Fan Li, Kenneth M. Y. Leung

*Corresponding author for this work

Research output: Journal Publications and ReviewsRGC 21 - Publication in refereed journalpeer-review

Abstract

Industrial activities increasingly release toxic pollutants into water bodies, threatening ecological and human health. Harmful algal blooms (HABs) are a critical concern, often resistant to traditional water treatment methods, highlighting the need for innovative, eco-friendly solutions. This study evaluates advanced materials, including layered Fe3 O4 @ZIF8, core-shell Fe3 O4 @ZIF8, FeCN, BiOBr, and CuBDC, to inhibit bloom-forming algae under visible and UV light. BiOBr demonstrated superior performance at low concentrations, effectively inactivating Microcystis aeruginosa. Chlorophyll pigment and phycobiliprotein content analysis revealed its mechanism of action. As a cost-effective and sustainable solution, BiOBr offers promise for mitigating HABs, protecting ecosystems, and enhancing water quality. This research highlights the transformative potential of novel materials in addressing global water pollution challenges. © 2025 The Authors.
Original languageEnglish
Pages (from-to)1915-1924
JournalCanadian Journal of Civil Engineering
Volume52
Issue number10
Online published26 Aug 2025
DOIs
Publication statusPublished - Oct 2025

Research Keywords

  • BiOBr
  • bloom-forming algae
  • photocatalysis
  • UV light
  • visible light

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