About: http://webisa.webdatacommons.org/85638921

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	They are really dark ??? much darker than the needles, lichens and other naturally occurring materials that fall in a healthy, unburned forest.
http://www.w3.org/ns/prov#wasQuotedFrom	phys.org