Published by The Heartland Institute. As many as 9,000 non-metallic mines operate in Illinois, Iowa, Minnesota, and Wisconsin – approximately one mine for every 3,000 residents. Until recently, those mines have operated without opposition. But industrial sand mining recently has become a more contentious issue as environmental groups have taken note of the growing number of mines meeting the growing demand for the industrial silica sand used in oil and natural gas development, referred to as “frac sand.” In this Policy Study, the third in a series addressing frac sand mining topics, the authors specifically address the potential impacts of frac sand mining on public roadways.
Originally presented at Longwall USA 2005, this presentation explores the uncertainty for coal development opportuniti ...View more
Timely and rapid intervention to underground combustion events (fires, explosions, and spontaneous combustion) is the k ...View more
Originally presented at Longwall USA 2005. The National Institute for Occupational Safety and Health (NIOSH) has been studying their operational ...View more
The coal business finished weak in 2015 and it's off to a slow start in 2016. The information contained in the 2016 Longwall Census reflects a ma ...View more
