About: http://webisa.webdatacommons.org/237658996

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	Terrestrial radiation radiation emitted by naturally occurring radioactive materials, such as uranium (U), thorium (Th), and radon (Rn) in the earth.
http://www.w3.org/ns/prov#wasQuotedFrom	orau.gov