Micro- and nanoplastic transfer in freezing saltwater: implications for their fate in polar waters

Author:

Alice Pradel12ORCID,Maud Gautier1,Dominique Bavay1,Julien Gigault12ORCID

Affiliation:

1. Univ. Rennes, CNRS, Géosciences Rennes – UMR 6118, 35000 Rennes, France

2. TAKUVIK, CNRS, Université Laval – IRL 3376, G1V A06, Québec, Canada

Abstract

While microplastics are trapped in saline ice, nanoplastics are expulsed along with salts. Natural organic matter, such as alginate, stabilizes nanoplastics against aggregation during freezing.

Publisher

Royal Society of Chemistry (RSC)

Subject

Management, Monitoring, Policy and Law,Public Health, Environmental and Occupational Health,Environmental Chemistry,General Medicine

Reference80 articles.

1. SAPEA, Science Advice for Policy by European Academies , A Scientific Perspective on Microplastics in Nature and Society , SAPEA , Berlin , 2019 , p. 176 . Available from: http://www.sapea.info/topics/microplastics/report.pdf

2. GESAMP , Sources, fate and effects of microplastics in the marine environment: a global assessment , GESAMP Reports & Studies Series , ed. P. Kershaw , GESAMP (Group of Experts on the Scientific Aspects of Marine Environmental Protection) , 2015 , p. 96

3. UN Environment Programme , The State of Plastics , 2018 , p. 20 . Available from: https://www.unep.org/resources/report/state-plastics-world-environment-day-outlook-2018

4. Production, use, and fate of all plastics ever made

5. Microplastics and Nanoplastics in Aquatic Environments: Aggregation, Deposition, and Enhanced Contaminant Transport

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