PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • data suggests that contaminants such as pesticides and nitrate-N are being degraded in the anaerobic aquifer underlying the wetland that
http://www.w3.org/ns/prov#wasQuotedFrom
  • usbr.gov