Deep coastal sediments of the Persian Gulf: A potential sink for microplastic pollution

Characterisation and distribution of microplastics in the inner shelf sediments of the southeast coast of India, Bay of Bengal

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Researchers sampled seafloor sediments along India's southeast coast in the Bay of Bengal and found widespread microplastic contamination, documenting the types, shapes, and chemical makeup of the particles. The findings reveal how plastic pollution is building up in coastal marine sediments that support fisheries and local food supplies.

Research Progress on Sources and EcologicalEffects of Microplastics in Sediments

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This review synthesizes research on the sources and ecological effects of microplastics in sediments, tracing transport pathways from terrestrial runoff through freshwater systems to marine sediment sinks and documenting impacts on benthic organisms and ecosystem function. Sediments serve as long-term reservoirs of microplastic pollution, making sediment ecology a critical lens for understanding cumulative environmental burden and food chain exposure risks posed by plastic debris.

Characterization and seasonal distribution of microplastics in the nearshore sediments of the south-east coast of India, Bay of Bengal

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Indian coastal sediment survey finding MP peaks near river mouths during monsoon - 80748 — Spacecraft deployable structure microdynamics (not microplastics-related) - 34291 — AFM study of early-stage polymer wear at nanoscale (MP generation mechanism) - 60453 — New all-glass flotation method for extracting MPs from sediment, 92% recovery - 60446 — Low-cost sediment trap captures ~25% of MPs in flowing water - 60445 — Rural Kansas rivers contain MPs even upstream of urban areas - 60408 — Seabirds transport marine MP fibers to remote atoll soils via guano - 60404 — MPs found in mountain snowpack dust, possibly reducing snowmelt albedo - 60397 — Urban land cover correlates with MP levels in karst groundwater springs - 60376 — Asian clams may biologically indicate seasonal MP variation in freshwater - 60369 — MPs detected inside Mammoth Cave; surface rivers the primary entry vector - 60359 — First evidence of MPs in hailstones, showing atmospheric circulation of plastics - 60284 — Turbulent flow vertical mixing study for MP transport modeling - 60231 — Tire wear optimization method; tire particles are top MP source - 60206 — Rhizobiome microbes may help mitigate plastic pollution in soil - 59687 — Review of microbial plastic degradation capabilities and challenges - 59678 — Review of MP hazards and interactions in soil environments - 59675 — MPs found across cryosphere; ice melt may release stored plastics - 59671 — Review of microbial approaches to degrading macroplastic ocean waste - 59603 — Review of MP detection methods in water samples - 59591 — Particle size and density govern MP vertical mixing in water columns - 59538 — Review calling for standardized MP sampling and analysis protocols - 59513 — Review of micro/nanoplastic pollution in terrestrial ecosystems - 59468 — Review of MPs in water and removal performance of wastewater treatment plants - 59467 — Review of MP generation, spread, and management strategies - 59464 — Transformer neural network for automated, explainable MP detection in images - 59436 — Review of MP ecotoxicology across aquatic food webs - 59429 — Polymer type analysis of coastal MPs and the "missing plastics" question - 59420 — Pollution baseline assessment for North Evoikos Gulf, Aegean Sea - 59308 — Review of MP research gaps and data needs in South Asia

Abundance and Characteristics of Microplastics Contaminating the Surface Water of the Inner Gulf of Thailand

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Researchers conducted the first survey of microplastic pollution in the inner Gulf of Thailand, finding an average of nearly 10 particles per liter in surface waters, dominated by polyethylene and polypropylene fibers and fragments. The moderate contamination levels detected suggest ongoing risk to marine ecosystems and the fisheries that coastal communities depend on for food.

Macroplastic and microplastic pollution in beach sediments along the southern Atlantic Coast of Morocco