About: http://webisa.webdatacommons.org/7404401

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	Smog adds to a string of environmental concerns that experts say originate in China, including acid rain and sandstorms that gain toxicity as they pass over its industrial regions.
http://www.w3.org/ns/prov#wasQuotedFrom	ibtimes.com