About: http://webisa.webdatacommons.org/98313484

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	The pollution, consisting mostly of soot and sulfate particles, was created from coal and wood burning and persisted throughout the winter.??? People burn fires and use electricity in the winter especially.
http://www.w3.org/ns/prov#wasQuotedFrom	wattsupwiththat.com