About: http://webisa.webdatacommons.org/173775136

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 main culprit is the ag runoff based on chemical fertilizers, and second, the denial to establish some sort of filtering to purify the water instead of putrifying it.
http://www.w3.org/ns/prov#wasQuotedFrom	latimes.com