Articles on Sewage treatment

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A sign warns passers-by that irrigation in the area uses treated sewage wastewater. Lindsey Nicholson/UCG/Universal Images Group via Getty Images

Cyclospora spreads through human waste – so how did it get on food?

US sewage treatment plants likely don’t get rid of all the disease-causing protozoa, and monitoring discharged wastewater for it is difficult.
Water levels in Lake Corpus Christi, a key reservoir for the Texas city, are so low that docks extend over grassland, not lapping waves. Brandon Bell/Getty Images

Why Corpus Christi faces a looming water shortage, and what might help

Years of industrial expansion have boosted water demand, with no new sources coming online since 2016. Desalination and reclaiming sewage wastewater are among the current options.
Treatment plants can capture over 95% of methane from food waste, compared to about 50% at landfills. Justin Sullivan/Getty Images

How sewage treatment plants could handle food waste, sparing landfills and the climate

Rather than generating climate-warming emissions and wasting nutrients and energy, food waste can become a resource if processed in sewage treatment plants.

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