Crowded megacities like Hanoi are just the places Peter Cornel intends to set up his sewage treatments plants.
The holiday season on Mallorca is on its way. Families from around Europe are looking forward to seaside fun. But there are places where swimming is inadvisable. We find waste and discarded needles.
Clean fresh water is scarce throughout much of the world with as many as 2.1 billion people lacking safe drinking water at home. And climate change is adding to the stress. These innovations could help.
A cancer patient reportedly brought back 10 kilograms of mercury-loaded remedies from India and caused a major headache for local water authorities. She is now undergoing medical treatment.
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