About: http://webisa.webdatacommons.org/156324924

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	Ice Cores Ice cores taken from central Antarctica and Greenland have revealed how the temperature and the greenhouse gases such as carbon dioxide and methane have varied over periods as long as 800,000 years.
http://www.w3.org/ns/prov#wasQuotedFrom	antarctica.ac.uk