Arsenic poisoning is widespread in Bangladesh, where ground water is contaminated by runoff from the Himalayas. Now researchers have developed two simple and cheap methods that well drillers can use to tap ...
Oct 13, 2014
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With global food demand expected to outpace the availability of water by the year 2050, consumers can make a big difference in reducing the water used in livestock production.
Oct 15, 2014
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