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July 5, 2018
DES MOINES, Iowa — As someone who has spent countless hours rowing along the Des Moines River, Tonya Logan appreciates the city's vision to create a whitewater course that would draw kayakers to the Iowa capital.
But there's a dirty secret for Des Moines and many other U.S. cities that want to upgrade their urban waterways into scenic destinations: Much of the water is so polluted with manure that people fear it's not safe to dip their hands in the current, let alone to swim in it.
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