
Photo: Jeff Roberson/AP
Water transportation on two of the world’s longest river systems have been disrupted by extremes in water levels. On the Ohio and Mississippi Rivers record flooding has disrupted or halted barge traffic while on China’s Yangtze River a record drought has snarled traffic. The flooding on the Mississippi and Ohio Rivers is the worst since 1937 while the river levels on the Yangtze have reached 50 year lows.
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