About: http://webisa.webdatacommons.org/201086502

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	These nutrients come from ???human activities, such as agriculture and wastewater??? according to NOAA and the U.S. Geological Survey.
http://www.w3.org/ns/prov#wasQuotedFrom	whotv.com