The price of sand : silica mines, small towns and money.
The price of sand is a documentary about the frac sand mining boom in Minnesota and Wisconsin. Due to a rapid increase in demand, pure silica sand has become a valuable commodity, and mines are opening at a rapid rate.
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| Online Access: | A Kanopy streaming video |
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| Format: | Electronic Video |
| Language: | English |
| Published: | [San Francisco, California, USA] : Kanopy Streaming, 2014. |
| Subjects: | |
| Genre: | Feature films. Documentary films. |