About: http://webisa.webdatacommons.org/337599878

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	Certainly soil loss, phosphate and other mineral and natural resource depletion each present challenges.
http://www.w3.org/ns/prov#wasQuotedFrom	ucsd.edu