Vivvo CMS 4.1 PRI: Public Radio International http://www.pri.org/ ©2010 Spoonlabs d.o.o. PRI: Public Radio International http://www.pri.org/files.php?file=rss_682409203.gif http://www.pri.org/ As Tropical Storm Isaac strengthens, New Orleans prepares for test of multi-billion dollar levee http://www.pri.org/stories/science/environment/as-tropical-storm-isaac-strengthens-new-orleans-prepares-for-test-of-multi-billion-dollar-levee-11268.html Environment Mon, 27 Aug 2012 16:23:00 -0500 Tropical Storm Isaac got stronger Monday afternoon, nearly reaching hurricane status. The National Hurricane Center predicts the storm will have 100 mph winds when it comes ashore near New Orleans Tuesday or Wednesday. A rebuilt levee system, costing some $14.5 billion, will meet it. PRI: Public Radio International