About: http://webisa.webdatacommons.org/60306569

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 incident was a dramatic reminder of a simmering issue, highlighting that about 100 million tons of the substance sits in 33 open-air pits at 14 sites in North Carolina.
http://www.w3.org/ns/prov#wasQuotedFrom	newsobserver.com