Articles on Wastewater

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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.
A tour boat approaches the Horseshoe Falls in Niagara Falls, Ont., in July 2021. By removing water and sanitation services from local control, a new Ontario law creates a system aimed at profit generation. THE CANADIAN PRESS/Peter Power

New Ontario water and sanitation law could pave the way for the financialization of public water

Critics warn Ontario’s new water laws could shift control of public water systems to arms-length corporations, paving the way for private profit at public expense.
The Hyperion Water Reclamation Plant in Los Angeles handles a massive amount of sewage and wastewater. Dean Musgrove/MediaNews Group/Los Angeles Daily News via Getty Images

Reclaiming water from contaminated brine can increase water supply and reduce environmental harm

Desalination of seawater and sewage treatment plants leave behind water that contains high concentrations of salt, metals and other contaminants. What if that water could be separated from the rest?
Quaternary ammonium compounds, or QACs, are found not only in the wipes, sprays and liquids we use to clean surfaces at home and in hospitals, but also in everyday products like fabric softener and personal care products. (Unsplash+/Karolina Grabowska)

Everyday chemicals, global consequences: How disinfectants contribute to antimicrobial resistance

The disinfectants we trust to protect us from microbes may also inadvertently help those microbes evolve to become more resistant to them.
An aerial view of Cape Town city. GettyImages

Cape Town’s sewage treatment isn’t coping: scientists are worried about what the city is telling the public

Current science communications in Cape Town are not serving the public well.
Water runs into a storm drain in a Los Angeles alley on Aug. 19, 2023, during Tropical Storm Hilary. Citizen of the Planet/Universal Images Group via Getty Images

As climate change amplifies urban flooding, here’s how communities can become ‘sponge cities’

US cities are doing green infrastructure, but in bits and pieces. Today’s climate-driven floods require a much broader approach to create true sponge cities that are built to soak up water.

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