The Big Plastic Count (UK)
One-week household or school count of every piece of plastic packaging; 68,000+ people took part in March 2026. Results go straight to ministers.
Individuals
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Marine Debris Tracker app
Free open-data litter app from the University of Georgia and US National Oceanic and Atmospheric Administration (NOAA); 2 million+ items logged and downloadable for…
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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…
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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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Repair Cafe: volunteer as a fixer or host
4,000+ community repair events worldwide, about 110 in Australia; volunteer your repair skills or start one. Foundation donations from EUR 5.
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Boomerang Bags sewing communities
Volunteer sewing groups that turn donated fabric into free reusable bags; find or start a community near you (site last updated 2022).
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Zero Waste Europe
Brussels network of zero-waste groups that works on EU packaging and plastics law; donate online (a Belgian non-profit association, or ASBL).
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SEEK Volunteer and GoVolunteer (Australia)
Search thousands of Australian volunteer roles, including 380+ in environment and conservation and skilled roles in communications, data and law.
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Reach Volunteering (UK): skilled and trustee roles
UK charity matching professionals to skilled volunteer and trustee roles at charities, including environmental ones. Registered charity 278837.
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Catchafire and Idealist: pro-bono skills for nonprofits
Give design, translation, data or legal skills to nonprofits: Catchafire matches US-based projects; Idealist lists volunteer roles worldwide.