About: http://webisa.webdatacommons.org/163201036

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	Acid rain was a serious problem and it was tackled in time by good measures like switching from coal to natural gas and fitting catalysts in cars.
http://www.w3.org/ns/prov#wasQuotedFrom	wordpress.com