<http://webisa.webdatacommons.org/prov/298697266>	<http://www.w3.org/ns/prov#wasDerivedFrom>	<http://webisa.webdatacommons.org/273946921> .
<http://webisa.webdatacommons.org/273946921>	<http://www.w3.org/ns/prov#wasQuotedFrom>	<flatworldknowledge.com> .
<http://webisa.webdatacommons.org/273946921>	<http://www.w3.org/1999/02/22-rdf-syntax-ns#type>	<http://www.w3.org/ns/prov#Entity> .
<http://webisa.webdatacommons.org/273946921>	<http://www.w3.org/ns/prov#value>	"Pressure on companies grew due to scientific discoveries about pollutants, waste disposal challenges, oil spills, and other accidents." .