<http://webisa.webdatacommons.org/148261393>	<http://www.w3.org/ns/prov#wasQuotedFrom>	<issuu.com> .
<http://webisa.webdatacommons.org/148261393>	<http://www.w3.org/1999/02/22-rdf-syntax-ns#type>	<http://www.w3.org/ns/prov#Entity> .
<http://webisa.webdatacommons.org/prov/329457263>	<http://www.w3.org/ns/prov#wasDerivedFrom>	<http://webisa.webdatacommons.org/148261393> .
<http://webisa.webdatacommons.org/148261393>	<http://www.w3.org/ns/prov#value>	"Because of its ignorance of ecological limitations, humanity has been making use of a kind of planetary ???overdraft??? and the interest on it is gradually consuming the maintenance capacity of the ecosystems that support life on Earth." .