In the rush to provide sand used by oil and gas producers as proppant in hydraulic fracturing operations, some neighbors of the sand mines say their health concerns have been ignored. EnergyWire. 16 June 2015.
In the rush to provide sand used by oil and gas producers as proppant in hydraulic fracturing operations, some neighbors of the sand mines say their health concerns have been ignored. EnergyWire. 16 June 2015.