Proceedings of the National Academy of Sciences, Volume 122, Issue 51, December 2025. Atmospheric micro(nano)plastics (MNPs), including polyethylene terephthalate (PET), enter plants via leaves, accumulating
Nanoplastics—particles smaller than a human hair—can pass through cell walls and enter the food web. New research suggest 27 million metric tons of nanoplastics are
While the threat that microplastics pose to human and ecological health has been richly documented and is well known, nanoplastics, which are smaller than one
