Storm water runoff is a drain on Cleveland Metroparks as they battle erosion

CLEVELAND, Ohio -- Developed land outside the Cleveland Metroparks has turned the 22,000-acre Emerald Necklace into the region's catch-basin for storm water runoff, damaging park property and costing taxpayers millions of dollars each year.
The runoff also is accelerating the erosion of hundreds of miles of waterways within the parks system, flushing as much as 45,000 tons of silt out into Lake Erie each year.

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