About: http://webisa.webdatacommons.org/233160742

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 1990 amendments to the CAA in large part were intended to meet unaddressed or insufficiently addressed problems such as acid rain, ground-level ozone, stratospheric ozone depletion, visibility, and air toxics.
http://www.w3.org/ns/prov#wasQuotedFrom	wordpress.com