About: http://webisa.webdatacommons.org/399827137

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	Air traffic operations - takeoffs, landings and other procedures - are down 26 percent from their peak in 2000, although chronic congestion at some large airports can slow flights across the country.
http://www.w3.org/ns/prov#wasQuotedFrom	heraldstaronline.com