About: http://webisa.webdatacommons.org/178623292

Property	Value
http://www.w3.org/1999/02/22-rdf-syntax-ns#type	http://www.w3.org/ns/prov#Entity
http://www.w3.org/ns/prov#value	The following is a brief, generalized discussion of the bedrock and glacial geology of the upper Midwestern states as they pertain to indoor radon.
http://www.w3.org/ns/prov#wasQuotedFrom	usgs.gov