About: http://webisa.webdatacommons.org/388513363

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	Methane is the cleanest of the fossil fuels when burned; but released directly into the atmosphere, it is a ???greenhouse gas??? significantly more potent than carbon dioxide.
http://www.w3.org/ns/prov#wasQuotedFrom	economist.com