<p>For decades, farmers here have tapped a vast underground reservoir to irrigate their fields to grow corn, soybeans and wheat. Now they are reluctantly starting to reduce their water use, fearing a dwindling supply could otherwise make them the last generation to grow bumper crops in this arid patch of the High Plains. <a href="http://online.wsj.com/article/SB10000872396390444592704578062901539482028.html?mod=googlenews_wsj">More</a> (Source: The Wall Street Journal)</p>
