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Tech watch | Water purification: A new solar still
A 'solar still' is among the oldest water purifying devices used to distil potable water from saline or brackish water. The method is simple—it uses the sun's heat to evaporate saline water and ...
A colleague of mine, Chris Talgo, recently penned an op-ed titled “Windmills and Solar Panels Aren’t Ready for Prime Time,” a title similar to my own from CCW 462, “Green Technologies Are Dangerous, ...
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