About: http://webisa.webdatacommons.org/62809906

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	We???ve known since the early 19th century that carbon dioxide is a greenhouse gas.
http://www.w3.org/ns/prov#wasQuotedFrom	scienceblogs.com