PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • While operators are required by BLM regulations to ensure at all times that water supplies are free or protected from contamination during drilling and subsequent activities, the increasing use of hydraulic fracturing has raised a number of concerns about the potential impacts on water quality and availability, particularly with respect to the chemical composition of fracturing fluids and the meth
http://www.w3.org/ns/prov#wasQuotedFrom
  • votesmart.org