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Marine Debris Flow Estimation Using Citizen Science Approaches: Case Studies from Pacific American and Mediterranean Coastal Tourist Sites
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Everyday people helping track trash on beaches (a practice called "citizen science") can give scientists valuable, low-cost data on how much plastic waste is flowing from land into the ocean at popular coastal tourist spots. This matters because most ocean plastic starts on land, and once in the water it breaks down into microplastics that can end up in seafood and drinking water, so knowing where the waste comes from is the first step to stopping it before it becomes a health problem for humans, too.
Nearly 90% of marine plastic originate from land-based sources and enter the sea mainly through riverine systems. Land-based inputs are assumed to be proportional to the mismanagement of plastic waste within a 50-km-wide coastal zone and have been attributed to three...
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Citizen Science and Data Integration for Understanding Marine Litter
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This paper reviews how citizen science and data integration can improve understanding of marine litter distribution and environmental impacts, filling data gaps that professional research cannot cover at ocean scale. Community-based monitoring has proven especially valuable for tracking how plastic debris moves along coastlines and accumulates in specific areas.
The potential contribution of citizen science data in the study of coastal microplastic and mesoplastic distributions
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Researchers analyzed citizen science data from the Big Microplastic Survey to assess the potential contribution of volunteer-collected observations to understanding coastal microplastic and mesoplastic distribution patterns, evaluating data quality and spatial coverage relative to conventional scientific monitoring.
Citizen Science for Monitoring Plastic Pollution from Source to Sea: A Systematic Review of Methodologies, Best Practices, and Challenges
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This systematic review examines how citizen science programs track plastic pollution from land to sea. The research found that while public participation greatly expands data collection, inconsistent methods and data quality issues limit the scientific usefulness of the results. Better-designed citizen science programs could help communities monitor and respond to the microplastic pollution in their local environments.
Citizen Science for Assessment of Microplastics on Beaches: A Case Study in Mexico
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Researchers used a citizen science approach involving 26 volunteers to assess microplastic abundance and type on Mexican beaches, providing broad geographic coverage at lower cost than traditional monitoring. Participants used standardized materials and training to collect and identify microplastics, generating a representative database that also raised public awareness of coastal plastic pollution.
Floating microplastic loads in the nearshore revealed through citizen science
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Researchers used citizen science manta trawl deployments across 124 transects in the NW Mediterranean to characterize floating microplastic loads in nearshore coastal waters, finding substantial plastic pollution concentrated close to shore where emissions are highest.
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