Many villages in rural India have to dig wells 50 to 70 meters deep to access drinking water. With India’s 1.3 billion people and counting, the wells need to go deeper and deeper. And with the aquifers getting deeper the salinity level of the water often increases. Too much salt is detrimental to health. Now MIT engineers have developed a low-cost, solar-powered desalination system.
BY THE OPTIMIST DAILY EDITORIAL TEAM There’s something slightly odd about the fact that we’ve had solar telescopes for more than a century and ...
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Read MoreColdplay set a new bar for sustainability in the music industry, reporting an astounding 59 percent reduction in their touring carbon footprint over their ...
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