We've heard of microplastics and their effects on the environment, how about nanoplastics? How do they affect the environment? 

References:

Li Z, Feng C, Pang W, Tian C, Zhao Y. Nanoplastic-Induced Genotoxicity and Intestinal Damage in Freshwater Benthic Clams (Corbicula fluminea): Comparison with Microplastics. ACS Nano. 15, 6 (2021)

Microplastics https://www.nationalgeographic.org/encyclopedia/microplastics/

Nanoplastic should be better understood. Nat. Nanotechnol. 14, 299 (2019)

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