About: http://webisa.webdatacommons.org/211615012

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 expansive natural gas fields discovered in the Midwest and other regions have driven down prices, and the mining companies are constantly improving the efficiency of their extraction methods.
http://www.w3.org/ns/prov#wasQuotedFrom	gapundit.com