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Study on the Adsorption Behavior of Cadmiumby the MPs and Its Environmental Factors
Summary
This study investigated how microplastics adsorb the toxic heavy metal cadmium under different environmental conditions including pH, temperature, and salinity. Microplastics were found to act as carriers for cadmium, potentially transporting this harmful metal into aquatic ecosystems and the food chain.
Plastic items have been extensively employed and have integrated seamlessly into people's lives on a dayto-day basis. 3% of all consumer goods are currently made of plastic with the invention of synthetic polymers Plastic product has been causing increasingly signifi cant contamination of freshwater ecosystems and terrestrial habitats [2, 3], and plastics in the natural environment degrade into microplastics under the effects of mechanical corrosion, solar radiation, and biological degradation. Microplastics (MPs) refer to plastics with a particle diameter of less than 5 mm, which exhibit small particle sizes, large specifi c surface areas, high surface hydrophobicity, as well as weak photodegradation ability. It is noteworthy that the particle size of plastic degradation is less than 100 nm, whereas plastics on the nanoscale are diffi cult to detect Besides, the United Nations listed microplastic contamination as one of
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