About: http://webisa.webdatacommons.org/187575412

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	Most evidence gathered from analyzing certain types of rock indicates that a polar shift reversal process may take 1,000 or up to 8,000 years to complete.
http://www.w3.org/ns/prov#wasQuotedFrom	blogspot.com