<http://webisa.webdatacommons.org/168146933>	<http://www.w3.org/ns/prov#value>	"include acidifying compounds such as nitric acid vapor, nitrate and sulfate" .
<http://webisa.webdatacommons.org/prov/45341215>	<http://www.w3.org/ns/prov#wasDerivedFrom>	<http://webisa.webdatacommons.org/168146933> .
<http://webisa.webdatacommons.org/prov/49860569>	<http://www.w3.org/ns/prov#wasDerivedFrom>	<http://webisa.webdatacommons.org/168146933> .
<http://webisa.webdatacommons.org/168146933>	<http://www.w3.org/ns/prov#wasQuotedFrom>	<colostate.edu> .
<http://webisa.webdatacommons.org/168146933>	<http://www.w3.org/1999/02/22-rdf-syntax-ns#type>	<http://www.w3.org/ns/prov#Entity> .