About: http://webisa.webdatacommons.org/319307554

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	Luckily, Mother Nature and humans put lots of Cloud Condensation Nuclei or dust into the atmosphere.This dust comes from sources such as volcanoes, cars, sea spray from the ocean, and fires.
http://www.w3.org/ns/prov#wasQuotedFrom	about.com