<http://webisa.webdatacommons.org/prov/83172211>	<http://www.w3.org/ns/prov#wasDerivedFrom>	<http://webisa.webdatacommons.org/24849005> .
<http://webisa.webdatacommons.org/24849005>	<http://www.w3.org/ns/prov#value>	"Co-sponsored by the United States Environmental Protection Agency (EPA), TransAlta, and Ontario Power Generation, the meeting was attended by 220 participants, including industry representatives, emissions trading brokers, government officials and academics." .
<http://webisa.webdatacommons.org/24849005>	<http://www.w3.org/1999/02/22-rdf-syntax-ns#type>	<http://www.w3.org/ns/prov#Entity> .
<http://webisa.webdatacommons.org/24849005>	<http://www.w3.org/ns/prov#wasQuotedFrom>	<iisd.ca> .