Long-term exposure to silica dust can cause severe health problems. These best practices will help protect your crews ...

By Shannon Fiecke [email protected] Scott County staff plans to recommend Tuesday no need for an Environmental Impact Statement for a proposed silica sand mine, Great Plains Sand, along Highway ...

Scientists from the U.S. Department of Energy's National Renewable Energy Laboratory (NREL) have proposed to use silica sands – a stable and inexpensive material with prices ranging from $30 to ...