H2O is no longer 'cheap and unlimited,' says scientist
(NEWSER) - While economists and world leaders fret about the global food crisis, there is another emergency that is just as urgent: the shortage of water, writes British scientist Fred Pearce in Yale Environment 360. No longer is water "a cheap and unlimited resource," and with two-thirds of water extracted from nature used to irrigate crops, a scarcity could trigger terrible famines. More»
