The Big Microplastic Survey
Sample beach or river sediment for microplastics with a standard kit; data goes to the University of Portsmouth. Run by UK charity Just One…
Citizen science
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Planet Patrol app (UK)
Log litter and water-quality readings with a free app whose data is analysed with Glasgow and Nottingham universities. A community interest company (CIC), not…
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Break Free From Plastic Brand Audit
Turn any clean-up into evidence: record the brands on the litter you collect and submit to the global audit that names the top polluters.
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Break Free From Plastic: join the movement (no donate page)
Global movement of 13,000+ groups and individuals; there is no public donation page, but you can join as a member and take part in…