William Tarpeh

William Tarpeh, a chemical engineer and MacArthur Fellowship recipient, dives into the fascinating world of wastewater, viewing it as a modern mine. He shares innovative methods to extract valuable nutrients like nitrogen and phosphorus from waste. Tarpeh discusses the potential of urine to supply substantial fertilizer globally and the environmental benefits that come with it. He also emphasizes the need for decentralized sanitation solutions to tackle global challenges and highlights his initiatives in Senegal to convert waste into local products.

William Tarpeh, an Assistant Professor of Chemical Engineering at Stanford and 2025 MacArthur Fellow, dives into revolutionary wastewater treatment solutions. He discusses transforming wastewater into valuable products like fertilizers and chemicals while emphasizing environmental and public health benefits. Tarpeh highlights innovative approaches using renewable energy and shares insights from his pilot projects in Kenya. He also explores the challenges posed by contaminants and advocates for community engagement in sustainable practices.