Of feces and fertilizer: residential sources of urban water pollutants

Excess nutrients from pet waste and lawn fertilizer contribute to degraded water quality in cities. Due to the widely dispersed nature of these pollutants in residential areas, decisions made at the household level can go a long way towards solving—or exacerbating—water quality problems.

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Generating electricity while microbes clean wastewater – how wastewater treatment plants could go from brown to green

Microbial fuel cells are structures that behave like batteries, but are powered by ever-present environmental microbes. Researchers in South Korea measured the ability of Microbial Fuel Cell prototypes to generate electricity while cleaning up wastewater. Results indicate that this technology could radically reduce the energy requirements of wastewater treatment facilities.

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