<http://webisa.webdatacommons.org/254408986>	<http://www.w3.org/ns/prov#wasQuotedFrom>	<yale.edu> .
<http://webisa.webdatacommons.org/254408986>	<http://www.w3.org/ns/prov#value>	"Robust environmental data can already be found in some sectors, such as energy efficiency and chemical oxygen demand discharge data, and there are signs that China is making greater improvements in pollutant measurement for air and water quality." .
<http://webisa.webdatacommons.org/prov/255515112>	<http://www.w3.org/ns/prov#wasDerivedFrom>	<http://webisa.webdatacommons.org/254408986> .
<http://webisa.webdatacommons.org/254408986>	<http://www.w3.org/1999/02/22-rdf-syntax-ns#type>	<http://www.w3.org/ns/prov#Entity> .