About: http://webisa.webdatacommons.org/228075879

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	In March, Chevron, Shell and other natural gas companies and environmental groups formed the Center for Sustainable Shale Development, to set standards for fracking in the Appalachian Basin and work on reducing toxicity levels.
http://www.w3.org/ns/prov#wasQuotedFrom	environmentalleader.com