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The unaccountability case of plastic pellet pollution.
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Researchers tracked plastic preproduction pellets released from a polyethylene production site on the Swedish west coast, finding widespread environmental contamination through spills during production and transport. The study highlights gaps in corporate accountability for pellet pollution.
Plastic preproduction pellets are found in environmental samples all over the world and their presence is often linked to spills during production and transportation. To better understand how these pellets end up in the environment we assessed the release of plastic pellets from a polyethylene production site in a case study area on the Swedish west coast. The case study encompasses; field measurements to evaluate the level of pollution and pathways, models and drifters to investigate the potential spread and a revision of the legal framework and the company permits. This case study show that millions of pellets are released from the production site annually but also that there are national and international legal frameworks that if implemented could help prevent these spills. Bearing in mind the negative effects observed by plastic pollution there is an urgent need to increase the responsibility and accountability of these spills.
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Tracing history of pollution by pre-production plastic pellets and changes in environmental regulations by using coastal sediment archives
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Researchers collected dated sediment cores from the Hakefjord near Stenungsund on the Swedish west coast, a location adjacent to Sweden's largest polyethylene and PVC pellet production facilities, to reconstruct the historical accumulation of pre-production plastic pellets using radiometric dating. They found that pellet accumulation in sediments has tracked production increases since 1963, with approximately 0.75 million tonnes of polyethylene pellets now produced yearly at the site, and used sediment archives to trace the influence of changing environmental regulations.
Prevention and control strategies for non-regulated industrial microplastic spills
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Researchers reviewed prevention and control strategies for industrial microplastic spills — particularly plastic pellet losses from the plastics processing industry — which are not yet comprehensively regulated despite representing a large and identifiable source of primary microplastic pollution. They examined existing and proposed regulatory frameworks, including a European Commission proposal for pellet handling regulations, and evaluated detection and response measures for unregulated industrial spill events.
Lösningar för att eliminera utsläpp av mikroplaster från plastindustrin
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This Swedish study identified and evaluated solutions for eliminating microplastic releases from plastics manufacturing facilities, assessing technical interventions at different stages of plastic production. Reducing microplastic emissions directly at production sites is a high-priority strategy since industrial pellets are a significant source of primary microplastic pollution.
Plastic pellets, powders, and flakes - A key source of microplastics to the environment: Fate, effects, and mitigation strategies
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Tiny plastic pellets, powders, and flakes used to make everyday plastic products are spilling into our environment during manufacturing and shipping, breaking down into the microplastics that end up in our water, soil, and food. This review pulls together existing research on how these plastic bits travel through ecosystems and outlines ways to stop the leaks before they happen, which matters because reducing microplastics at the source is one of the most effective ways to limit our long-term exposure to them.
Study of the Environmental Impact of Waste Generated During Polyethylene Production at the Socar Polymer Plant
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An analysis of waste from polyethylene production at an industrial polymer plant identified significant environmental impacts, including emissions of volatile compounds, heavy metal contamination in wastewater, and the release of plastic pellet (nurdle) microplastics during manufacturing. This highlights industrial plastic production facilities as a direct source of primary microplastic pollution that is often overlooked compared to consumer-side plastic waste.
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