Freetown produces over a thousand tonnes of waste every day - much of it untreated. Until recently, there were no system in place nationwide to safely manage human waste at scale. This video shows how that’s changing.  At this site, waste is collected, processed, and converted into clean fuel. It’s a low-cost, high-impact approach to sanitation - designed for dense urban areas with limited infrastructure. Watch the video above to see what collaboration can build, and why it matters.