About: http://webisa.webdatacommons.org/260587978

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	It was caused by a sudden ??? in geological terms ??? doubling or tripling of carbon dioxide and other greenhouse gases in the atmosphere.
http://www.w3.org/ns/prov#wasQuotedFrom	wunderground.com