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The Stickney Water Reclamation Plant in Illinois is one of the largest wastewater-treatment facilities in the world, serving about 2.3 million people and cleaning an average of 700 million gallons of wastewater a day.

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In the span of a few years, lionfish spread from the coast of the US to the Bahamas and throughout the Caribbean. The invasive species is devastating ecosystems, eating everything in its path.

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water fountain
The EPA finalized the first-ever limits on PFAS, or "forever chemicals," in drinking water.
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Each year, coffee companies like Keurig and Nespresso produce almost 50 billion single-serve coffee pods, which are notoriously difficult to recycle. Keurig even says so on its labels.