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

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 ...

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 ...