About: http://webisa.webdatacommons.org/432494335

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	Human activities, such as agriculture, industry and urban development, tend to be sparser in the headwaters and to accumulate as the water moves downstream.
http://www.w3.org/ns/prov#wasQuotedFrom	ec.gc.ca