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Potential planetary health impacts of the airborne plastisphere

  • Changchao Li*
  • , Ling N. Jin*
  • , Michael S. Bank
  • , Chunlan Fan
  • , Michael R. Gillings
  • , Tingting Zhao
  • , Yong Han
  • , Tian Chen
  • , Meng Gao
  • , Dong Zhu
  • , Qinglin Chen
  • , Guibing Zhu
  • , Jie Wang
  • , Lei Wang
  • , Jian Liu
  • , Xianzheng Yuan
  • , Qishen Huang
  • , Xiaofei Wang
  • , Annika Jahnke
  • , Janice Brahney
  • Steve Allen, Hans Peter H. Arp, Sonja Oberbeckmann, Melanie Bergmann, Stephen B. Pointing, Daizhou Zhang, Matthias C. Rillig*
*Corresponding author for this work

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

2 Downloads (CityUHK Scholars)

Abstract

Microplastics are a ubiquitous yet long-overlooked component of airborne particulate matter. The surface of these plastic particles provides a unique niche for microorganisms, collectively known as the plastisphere. The plastisphere in aquatic and terrestrial ecosystems harbors microbial communities with distinct compositions, structures, and functional profiles, posing potential planetary health risks. The characteristics, fate, and impacts of the microbiome associated with airborne microplastics, however, remain largely unknown. In this review, we fill the knowledge gaps by exploring how airborne microplastics serve as key habitats for microorganisms and the potential planetary health implications. We show that microplastics are expected to carry and sustain microorganisms over long distances and timescales in air, potentially dispersing pathogens, antibiotic-resistance genes, and other bioactive agents across ecosystems. These interactions may perturb ecological processes and biological health on a planetary scale. Interdisciplinary research and innovative methodologies are urgently required to better understand and mitigate the airborne plastisphere risks. © 2025 The Authors. Published by Elsevier Inc.
Original languageEnglish
Article number101446
JournalONE EARTH
Volume8
Issue number10
Online published10 Sept 2025
DOIs
Publication statusPublished - 17 Oct 2025

Funding

This work was supported by the Research Grants Council of Hong Kong (15213922, 15201924, T24-508/22-N, C2002-22Y, and JLFS/E-502/24) and the National Natural Science Foundation of China (42275119 and 42407368). L.N.J. acknowledges the support of the Presidential Young Scholar Scheme (P0040336), the Research Institute for Sustainable Urban Development Joint Research Fund (P0042843), and the Research Centre for Nature-based Urban Infrastructure Solutions (P0053045) of The Hong Kong Polytechnic University. C.L. acknowledges the support of the Hong Kong RGC Junior Research Fellowship (JRFS2526-5S05) and The Hong Kong Polytechnic University Distinguished Postdoctoral Fellowship (P0044024). J.B. acknowledges NSF 2213624 and 2011910. M.C.R. conducted part of this work while visiting the Okinawa Institute of Science and Technology (OIST) and The Hong Kong Polytechnic University through the Theoretical Sciences Visiting Program (TSVP) and PolyU Academy of Interdisciplinary Research (PAIR) International Collaboration Scheme, respectively.

UN SDGs

This output contributes to the following UN Sustainable Development Goals (SDGs)

  1. SDG 3 - Good Health and Well-being
    SDG 3 Good Health and Well-being

Research Keywords

  • airborne microplastics
  • the plastisphere
  • airborne microorganisms
  • atmospheric transport
  • biodiversity
  • climate impacts
  • plastic pollution
  • ecosystem functionmicrobial risks
  • One Health

Publisher's Copyright Statement

  • This full text is made available under CC-BY 4.0. https://creativecommons.org/licenses/by/4.0/

RGC Funding Information

  • RGC-funded

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