Study to look at frac sand mining and farming's effect on water resources | Writers | captimes.com
New report raises concerns about expansion of frac sand mines in Minnesota and Wisconsin | IATP
Guideline or law? Confusion over frac sand mining standards | MPR News
Wisconsin Geological & Natural History Survey » Frac sand: How is it mined?
Action Alert - oppose bill removing virtually all local control over Frac sand mining - 1000 Friends of Wisconsin
Frac Sand Mining | Sierra Club
Frac mining's pros and cons: Debate focuses on southeastern Minnesota | MinnPost
Frac sand mining back on the rise in Wisconsin - Wisconsin Examiner
Fracking Facts: Benefits of Frac Sand Mining - YouTube
What is Frac Sand? And how is it used in fracking?
Overview of Frac Sand Mining | University of Wisconsin River Falls
Wisconsin Locals Fear Frac Sand Mining | Al Jazeera America
New frac sand mining photos and videos are now available via FracTracker
Frac Sand | FracTracker Alliance
Frac Sand Mining & Water Recycling
Wisconsin residents seek answers about health risks near Iowa sand mines
Minnesota, Wisconsin frac sand mines crushed by oil industry shifts
Frac Sand | FracTracker Alliance
Wisconsin Geological & Natural History Survey » Frac sand: How is it mined?
Frac Sand | FracTracker Alliance
The Price of Sand: New Documentary Exposes Dangers of Frac-Sand Mining | Grand Rapids Institute for Information Democracy
Frac sand mining has huge impact on local economies - study - The American Energy News : The American Energy News
Frac Sand Producer In Wisconsin Declares Bankruptcy | Wisconsin Public Radio
Living on the Front Lines with Silica Sand Mines - FracTracker Alliance
Frac Sand | FracTracker Alliance
