In Fuel Cells, Some Hope for Urban Sanitation

New York Times: As more and more people around the world flock to cities, urban areas in developing nations are struggling to keep up with the human influx and the waste that people produce. In 2010 roughly 2.5 billion people lacked basic sanitation, according to the World Health Organization. Energy Environ. Sci., 2012Microbes on the anodes (shown in green) break down the organic material in wastewater, producing carbon dioxide, protons and electrons. A team of engineers has developed a tool that may prove......

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