New York Times: After driving for 15 minutes over the bottom of what was once Irans largest lake, a local environmental official stepped out of his truck, pushed his hands deep into his pockets and silently wandered into the great dry plain, as if searching for water he knew he would never find. Just an hour earlier, on a cold winter day here in western Iran, the official, Hamid Ranaghadr, had recalled how as recently as a decade ago, cruise ships filled with tourists plied the lakes waters in search of flocks...