About: http://webisa.webdatacommons.org/276554734

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 long-term risks are difficult to determine, but it seems logical to require fish farmers to stop feeding salmon a mixture of oceanic fish, which are contaminated by PCBs and other chemicals.
http://www.w3.org/ns/prov#wasQuotedFrom	nwsource.com