Papers

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Article Tier 2

Occurrence, distribution and size relationships of plastic debris along shores and sediment of northern Lake Victoria

Researchers investigated the occurrence, distribution, and size of plastic debris along shores and sediment of northern Lake Victoria, finding micro-, meso-, and macro-plastics up to 1102 particles/kg dry sediment in shoreline sediment, with contamination significantly higher near fish landing beaches than recreational beaches.

2019 Environmental Pollution 112 citations
Article Tier 2

A Review on Microplastics Characteristics and Pollution in Tanzania: Mitigating Strategies and Future Perspectives

This review synthesizes the limited literature on microplastic contamination in Tanzania, identifying polymer types, environmental distribution, pollution sources, and knowledge gaps, and recommending national monitoring strategies and waste management improvements.

2025 International Journal of Environmental Protection and Policy
Article Tier 2

Status Updates on Plastics Pollution in Aquatic Environment of Tanzania: Data Availability, Current Challenges and Future Research Needs

This review of plastic pollution research in Tanzania found significant data gaps, particularly for freshwater systems, and identified key research needs for the country. The findings highlight that microplastic monitoring in many developing nations remains far behind what is needed to understand the true extent of contamination.

2019 Tanzania Journal of Science 8 citations
Article Tier 2

Plastic pollution in freshwater ecosystems: macro-, meso-, and microplastic debris in a floodplain lake

Researchers surveyed macro-, meso-, and microplastic debris in a South American floodplain lake and found an average of 704 microplastic particles per square meter in sediments, with plastic contamination comparable to marine beaches — demonstrating that freshwater lakes can be major plastic pollution reservoirs.

2017 Environmental Monitoring and Assessment 308 citations
Article Tier 2

Indicators of Microplastic Poisoning in the Catchment of Nyumba-ya-Mungu Water Reservoir - Tanzania

Researchers investigated the relationship between microplastic pollution at Nyumba-ya-Mungu water reservoir in Tanzania and public health issues in surrounding communities. They found microplastics in fish and water samples and identified risky community practices such as burning plastics, serving hot food in plastic containers, and consuming fish from contaminated waters. The study suggests an associative relationship between these practices, microplastic exposure, and various health issues reported in local hospital records.

2026 Journal of Environment and Ecology
Article Tier 2

Occurrence and Spatial Distribution of Microplastics in the Surface Waters of Lake Naivasha, Kenya

Scientists surveyed microplastic abundance and composition in surface waters of Lake Naivasha, Kenya, finding contamination across the lake with higher concentrations near agricultural and urban areas, providing one of the first datasets for a major East African freshwater body.

2020 Environmental Toxicology and Chemistry 116 citations
Article Tier 2

Preliminary Study of the Effect of Tourism Activities on Litter Pollution: A Case Study on Padar Island, Komodo National Park, Indonesia

Researchers found that tourism activities on Padar Island in Komodo National Park, Indonesia, are linked to increased litter pollution in the marine environment, with poorly managed waste degrading coastal ecosystem quality.

2021 Journal of Ecological Engineering 26 citations
Article Tier 2

Microplastics in Inland African Waters: Presence, Sources, and Fate

Researchers reviewed what is known about microplastic pollution in Africa's inland waters, including the massive Great Lakes system and major rivers like the Congo and Nile, and found a striking lack of research data. The limited studies available, including one from Lake Victoria, confirm microplastics are present in fish guts, underscoring the urgent need for expanded monitoring across this understudied region.

2017 ˜The œhandbook of environmental chemistry 59 citations
Article Tier 2

Spatiotemporal Dynamics of Microplastics in Nakivubo Catchment: Implications for the Pollution of Lake Victoria

Researchers tracked spatiotemporal dynamics of microplastics in the Nakivubo catchment in Uganda, finding elevated MP concentrations near urban drainage channels that flow into Lake Victoria, with implications for freshwater quality and regional food security.

2025 Microplastics 3 citations
Article Tier 2

Microplastic pollution in surface water of Lake Victoria

Microplastics were detected across all sampling sites in the northern surface waters of Lake Victoria, Africa's largest lake, with concentrations up to 2.19 particles per square meter and 36% of particles smaller than 1 mm. Urban beaches near fish landing sites had the highest concentrations, pointing to local human activity as the primary source.

2020 The Science of The Total Environment 267 citations
Article Tier 2

Karakteristik dan Sebaran Sampah Terdampar di Kawasan Pesisir Taman Nasional Bali Barat

This study characterized marine debris washed ashore in a national park in Bali, Indonesia, cataloging the types and distribution of litter across the coastline. The findings highlight how high-population and tourism activity contributes to coastal plastic contamination even in protected conservation areas.

2021 Journal of Marine Research and Technology 12 citations
Article Tier 2

Quantifying Plastic Waste and Microplastic Contamination in African Aquatic Systems: An Imperative for Sustainable Waste Management

This review assessed the scale of plastic waste and microplastic contamination in African aquatic systems, finding that inadequate waste management infrastructure amplifies plastic pollution in rivers, lakes, and coastal waters across the continent.

2023 Acadlore Transactions on Geosciences 15 citations
Article Tier 2

The Costs of Environmental Degradation from Plastic Pollution in Selected Coastal Areas in the United Republic of Tanzania: Technical Report

This technical report quantified the economic costs of plastic pollution-related environmental degradation in selected coastal areas of Tanzania, estimating damage to fisheries, tourism, and coastal ecosystems to provide evidence for policy interventions on plastic waste management.

2023 World Bank eBooks 5 citations
Article Tier 2

Marine protected areas invaded by floating anthropogenic litter: An example from the South Pacific

Researchers found that marine protected areas in the Easter Island Ecoregion of the South Pacific are heavily invaded by floating anthropogenic litter traceable to high-seas industrial fisheries, with seabirds suffering both microplastic ingestion and macroplastic nest contamination.

2019 Aquatic Conservation Marine and Freshwater Ecosystems 84 citations
Article Tier 2

Levels and Classification of Microplastics and Their Impact on the Wellbeing of Selected Commercially Important Fish Species in Kisumu Bay, Lake Victoria

A study in Kenya's Lake Victoria found microplastics in the digestive tracts of 65% of fish sampled across four commercially important species, including Nile perch and tilapia. Given that these species are important sources of dietary protein for millions of people in East Africa, the findings raise direct human health concerns about plastic ingestion through fish consumption and call for stronger environmental protections in African freshwater systems.

2024 Bulletin of Environmental Contamination and Toxicology 2 citations
Article Tier 2

Research status and prospects of microplastic pollution in lakes

This review systematically covers microplastic pollution research in lakes, including sampling and identification methods, distribution patterns, ecological effects, and knowledge gaps, identifying lakes as important but understudied sinks for microplastic contamination.

2023 Environmental Monitoring and Assessment 16 citations
Article Tier 2

Abundance and characterization of microplastic pollution in the wildlife reserve, Ramsar site, recreational areas, and national park in northern Jakarta and Kepulauan Seribu, Indonesia

This is the first study to measure microplastic pollution in sediments across protected areas near Jakarta, Indonesia, including a wildlife reserve, a Ramsar wetland site, and a marine national park. Microplastics were found at all locations, with higher concentrations closer to human activity and during the dry season. The results suggest that even designated conservation areas are not spared from microplastic contamination.

2023 Chemosphere 15 citations
Article Tier 2

Microplastic pollution in sediments of tropical shallow lakes

Researchers found microplastics in all sediment samples from 48 tropical shallow lakes across a climatic gradient, with fibres dominating over fragments and polyester being the most common polymer, indicating widespread plastic contamination even in inland freshwater ecosystems.

2022 The Science of The Total Environment 31 citations
Article Tier 2

The effect of tourism on microplastic pollution amount in Baltic Sea Region lakes

Researchers measured microplastic pollution in surface water and sediments from 10 lakes in Latvia, Lithuania, and Poland across spring, summer, and autumn 2023, finding that tourism pressure in lake catchment areas correlates with elevated microplastic contamination levels.

2024 Zenodo (CERN European Organization for Nuclear Research)
Article Tier 2

Microplastics in marine beach and seabed sediments along the coasts of Dar es Salaam and Zanzibar in Tanzania

Researchers found widespread microplastic contamination in beach and seabed sediments along the coasts of Dar es Salaam and Zanzibar, Tanzania, with polyethylene and polyester the dominant polymers and fragments and fibers the most common particle types.

2022 Marine Pollution Bulletin 23 citations
Article Tier 2

Let’s Talk Takataka: Impacts of Plastic in the Stone Town Harbor Area, Zanzibar

This study documented the impacts of plastic pollution on the marine ecosystem surrounding Stone Town Harbor in Zanzibar, finding alarming quantities of mismanaged plastic entering the ocean. The research connects population growth, tourism, and inadequate waste infrastructure to environmental degradation affecting a diverse coastal ecosystem.

2018 SIT Digital Collections (SIT Graduate Institute) 1 citations
Article Tier 2

A Preliminary Study on Microplastic Occurrences in Surface Waters of Ousudu Lake, Pondicherry, India.

This preliminary study assessed microplastic contamination in surface waters of Ousudu Lake in Uganda, providing an early baseline for freshwater microplastic research in East Africa. Freshwater bodies are key pathways for transporting microplastics from inland sources to the ocean.

2021 International Journal of Civil Environmental and Agricultural Engineering 7 citations
Article Tier 2

A Qualitative and Quantitative Assessment of Microplastics in the Shorelines of Urban Lakes

Researchers conducted a qualitative and quantitative assessment of microplastics in shoreline sediments of urban lakes, addressing a gap in research that has largely focused on the water column rather than the zone where water and land meet.

2025 Sustainability
Article Tier 2

An analysis of microlitter and microplastics from Lake Superior beach sand and surface-water

Researchers sampled beach sand and surface water in the Apostle Islands National Lakeshore of Lake Superior, finding microlitter particles including microplastics even in this relatively pristine Great Lakes environment, with samples collected in May and July 2018.

2020 The Science of The Total Environment 63 citations