<p>The punishing seven-year drought of the 1950s in Texas brought about the modern era of water planning. But the drought of 2011 was the hottest, driest 12 months on record there. <a href="http://www.npr.org/2012/07/08/156366821/texas-seeks-new-water-supplies-amid-drought">More</a> (NPR News)</p>
