About: http://webisa.webdatacommons.org/120656328

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	Unfortunately, in many places in America and the rest of the world, including China and Russia, the soil is badly depleted of its selenium content because of acid rain, which can dramatically change the chemical composition of the soil.
http://www.w3.org/ns/prov#wasQuotedFrom	lef.org