Driving Circular Blue Economies Through Citizen Science: The KMFRI Lake Debris Volunteer Program on Lake Victoria, Kenya

Plastic pollution severely threatens freshwater ecosystems, biodiversity, and coastal communities within the Lake Victoria basin, where traditional top-down waste management strategies face structural limitations. To address this, the Kenya Marine and Fisheries Research Institute (KMFRI) established the Lake Debris Volunteer Program. This community-driven citizen science initiative monitors, mitigates, and monetizes beach macro-plastics while generating local socioeconomic benefits.

The program engages a diverse cohort of volunteers including university students on attachment, institutional interns, local laborers, and the general public in structured beach clean-up exercises along designated shorelines of Lake Victoria. Collected wastes are quantified and categorized to establish pollution baselines, complemented by public sensitization campaigns to boost environmental literacy. A circular economy model is applied to the recovered waste: high-value plastics are routed to regional recycling and buy-back centers, while alternative materials are upcycled into functional Do-It-Yourself (DIY) products. Crucially, the revenues generated are to be directly funneled to support the educational and basic needs of underprivileged children within vulnerable riparian communities.

Preliminary outcomes demonstrate a significant reduction in shoreline macro-plastic density alongside enhanced community ecological literacy. Waste monetization is projected to successfully create a tangible social safety net for vulnerable children, fostering deep community ownership over environmental conservation. The KMFRI Lake Debris Volunteer Program underscores that citizen science can serve as a potent socioeconomic catalyst. Integrating community participation with circular economy principles provides a scalable, equitable model for resilient blue economy frameworks across East African freshwater bodies.