The Price of Sand: New Documentary Exposes Dangers of Frac-Sand Mining

THE PRICE OF SAND — Minnesota and Wisconsin are experiencing a mining boom because both states have plentiful deposits of pure silica sand, a necessary component in hydraulic fracturing or fracking. A Minnesota legislator recently compared the current demand for frac-sand to a …

[source: http://ecowatch.com/2013/price-of-sand-exposes-dangers-frac-sand-mining/]

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