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Microplastics on Mt. Everest (Napper et al., 2020)
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This is a dataset from the landmark study on microplastics found on Mount Everest, including collection date, location, and detailed physical characteristics of each microplastic particle found at high elevation sites.
1) Microplastic sample information. Table includes MP collection date, sample location information, and number of MPs per sample. 2) Details of microplastics found. Table includes the characteristics of all collected MP, including their color, type, length, width, and polymer.
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Researchers measured microplastics and nanoplastics across six environmental matrices (soil, water, atmosphere, snow, yak dung, road dust) on Mount Everest, finding ubiquitous contamination at all sites. Nanoplastics were quantified on Everest for the first time, with soil concentrations averaging 4.9 mg/kg, demonstrating that even the world's highest peak is not free from plastic pollution.
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Scientists found tiny plastic fibers (microplastics) in snow and stream water near the top of Mount Everest, yes, even in one of the most remote places on Earth. This matters because it shows plastic pollution has spread virtually everywhere, including into water sources that eventually flow down to communities living below, raising concerns about how much of this plastic we're unknowingly breathing, drinking, and eating.
Source data for "Persistent Influx of Atmospheric Microplastics and Nanoplastics to Mount Everest Driven by Large Scale Circulation"
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Scientists found that tiny plastic particles (microplastics and even smaller nanoplastics) are being carried by wind currents all the way to the top of Mount Everest, one of the most remote places on Earth. This shows that plastic pollution has spread through our atmosphere so thoroughly that it can reach even the most untouched corners of the planet, meaning there's likely nowhere left that's truly free of these particles, including the air we breathe every day.
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Researchers reviewed microplastic pollution on the Tibetan Plateau, one of the most remote places on Earth, and found plastic particles in rivers, lakes, soil, snow, and even the atmosphere near Mount Everest. While concentrations are lower than in populated areas, the presence of microplastics in such a remote region shows how far these pollutants can travel through air and water currents. The findings underscore that microplastic contamination is truly a global problem with no pristine environments left untouched.
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When a large batch of papers lands in the Atlas, we read through it and send a short write-up of what stood out.