About: http://webisa.webdatacommons.org/187613024

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	Considering you can physically see the gross amount of pollution in Tucson coming down from the foothills, especially in winter, I would have to disagree.
http://www.w3.org/ns/prov#wasQuotedFrom	city-data.com