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Microplastics in Ecuador: A review of environmental and health-risk assessment challenges
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This review summarizes the current state of microplastic research in Ecuador, covering contamination in marine, freshwater, and terrestrial environments as well as potential health effects. Researchers found that while evidence of microplastic pollution across Ecuador is growing, significant gaps remain in monitoring coverage and risk assessment methods. The study calls for standardized sampling and analysis protocols to better understand the scope of microplastic contamination in the country.
Pollution from plastic debris and microplastics (MPs) is a worldwide issue. Classified as emerging contaminants, MPs have become widespread and have been found not only in terrestrial and aquatic ecosystems but also within the food chain, which affects both the environment and human health. Since the outbreak of COVID-19, the consumption of single-use plastics has drastically increased, intensifying mismanaged plastic waste in countries such as Ecuador. Therefore, the aim of this review is to 1) summarize the state of MP-related knowledge, focusing on studies conducted with environmental matrices, biota, and food, and 2) analyze the efforts by different national authorities and entities in Ecuador to control MP contamination. Results showed a limited number of studies have been done in Ecuador, which have mainly focused on the surface water of coastal areas, followed by studies on sediment and food. MPs were identified in all samples, indicating the lack of wastewater management policies, deficient management of solid wastes, and the contribution of anthropogenic activities such as artisanal fishing and aquaculture to water ecosystem pollution, which affects food webs. Moreover, studies have shown that food contamination can occur through atmospheric deposition of MPs; however, ingredients and inputs from food production, processing, and packaging, as well as food containers, contribute to MP occurrence in food. Further research is needed to develop more sensitive, precise, and reliable detection methods and assess MPs' impact on terrestrial and aquatic ecosystems, biota, and human health. In Ecuador specifically, implementing wastewater treatment plants in major cities, continuously monitoring MP coastal contamination, and establishing environmental and food safety regulations are crucial. Additionally, national authorities need to develop programs to raise public awareness of plastic use and its environmental effects, as well as MP exposure's effects on human health.
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Plastic and microplastic pollution in Ecuador: Environmental evidence, human exposure, regulatory gaps, and circular economy responses // Poluição por plásticos e microplásticos no Equador: evidências ambientais, exposição humana, lacunas regulatórias e respostas da economia circular
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This review pulls together 109 studies showing that plastic and microplastic pollution in Ecuador is everywhere, not just on beaches, but in rivers, high-altitude lakes, glacier snow, and even food and drinking water like seafood, canned tuna, milk, honey, and bottled water. The catch: while people are clearly being exposed to microplastics through their diet, no study has yet actually measured whether this exposure is harming human health, so the real-world risk to your body remains an open question. The bigger takeaway is that Ecuador's waste management and recycling systems have major gaps, meaning this exposure is likely to contin
Microplastics in rivers and coastal waters of the province of Esmeraldas, Ecuador
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Researchers found microplastic contamination throughout rivers and coastal waters of Esmeraldas Province, Ecuador, with coastal waters showing significantly higher concentrations than rivers and transparent fibres and brown fragments being the most abundant types.
Microplastics Pollution in Chile: Current Situation and Future Prospects
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This review summarizes the state of microplastic pollution research in Chile, covering ocean waters, coastlines, freshwater, and terrestrial environments. Microplastics have been detected throughout Chilean ecosystems, including in seafood consumed by people. The authors call for national monitoring programs and stronger plastic waste policies to address the growing problem.
Microplastic Pollution: An Overview of Current Scenario, Challenges, and Research Gaps
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This review provides an overview of the current state of microplastic pollution globally, covering sources, environmental distribution, ecological impacts, and analytical challenges. The authors identify key research gaps — particularly in understanding long-term health effects — and call for standardized methods and stronger regulatory frameworks.
Occurrence and characterization of microplastics in the surface water of the Tinajillas-Río Gualaceño protected area in Ecuador
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Researchers examined surface water from a protected river area in Ecuador, the Tinajillas-Río Gualaceño, to check for microplastics, tiny plastic particles smaller than 5 millimeters. The study looked at how common these particles were and their characteristics in this aquatic environment.
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