<http://webisa.webdatacommons.org/77752738>	<http://www.w3.org/ns/prov#value>	"Population growth is an issue but of a very different nature." .
<http://webisa.webdatacommons.org/prov/114156363>	<http://www.w3.org/ns/prov#wasDerivedFrom>	<http://webisa.webdatacommons.org/77752738> .
<http://webisa.webdatacommons.org/77752738>	<http://www.w3.org/ns/prov#wasQuotedFrom>	<economist.com> .
<http://webisa.webdatacommons.org/77752738>	<http://www.w3.org/1999/02/22-rdf-syntax-ns#type>	<http://www.w3.org/ns/prov#Entity> .