About: http://webisa.webdatacommons.org/301248721

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	Tree rings embody a record of climate change going back thousands of years, and they grow on every continent except Antarctica. ???They let us reconstruct climate around the world, in both space and time.
http://www.w3.org/ns/prov#wasQuotedFrom	polartrec.com