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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	Matt says: October 8, 2013 at 9:27 am Based on the choices, CO2 is the most correct answer, and it DOES cause ???slight??? warming, or rather, slightly insulates.
http://www.w3.org/ns/prov#wasQuotedFrom	wattsupwiththat.com